CURRENT INDUSTRIAL REPORTS MA28C -- INDUSTRIAL GASES Annual 1995 (95)-1 Issued August 30, 1996 Contact person: Suzanne Conanrd 301-457-4791 Table 1. PRODUCTION AND SHIPMENTS OF SELECTED INDUSTRIAL GASES: 1992 TO 1995 (Value in millions of dollars) Shipments Product Product Unit code and year of measure Production Quantity Value 28132 00 Acetylene: 1995............Billion cu. ft.... 5.8 3.3 156.6 1994............do................ 5.3 2.9 r/143.3 1993............do................ 5.2 2.7 134.1 1992............do................ 5.3 2.9 141.6 28133 00 Carbon dioxide: Gas: 1995............1,000 short tons.. 5,944.2 5,497.6 59.9 1994............do................ 6,944.7 6,530.4 67.1 1993............do................ 6,816.4 6,402.5 73.4 1992............do................ 6,936.5 6,538.5 75.0 Liquid: 1995............1,000 short tons.. 6,756.7 6,398.8 299.4 1994............do................ 5,898.4 5,728.9 238.7 1993............do................ 5,543.4 5,266.2 230.8 1992............do................ 5,542.0 5,372.9 230.4 Solid (dry ice): 1995............1,000 short tons.. 312.3 309.4 33.7 1994............do................ 288.0 288.1 30.9 1993............do................ 295.9 294.9 29.9 1992............do................ 262.0 261.2 27.2 28135 00 Nitrogen: 1995............Billion cu. ft.... 858.3 819.6 1,134.8 1994............do................ 870.0 827.2 1,057.6 1993............do................ 795.5 751.3 1,070.8 1992............do................ 818.5 792.9 981.5 28136 00 Oxygen: 1995............Billion cu. ft.... 629.1 596.8 966.1 1994............do................ 605.0 564.5 881.9 1993............do................ 547.1 522.9 869.1 1992............do................ 525.2 498.9 767.3 28137 pt. Hydrogen: 1995............Billion cu. ft.... 351.6 138.4 311.1 1994............do................ r/331.0 126.6 273.4 1993............do................ 212.9 96.5 264.2 1992............do................ 162.2 84.3 259.7 r/ Revised by 5 percent or more from previously published figures. pt. Part. Table 2. QUANTITY OF PRIMARY PRODUCTION OF SPECIFIED INDUSTRIAL GASES: 1995 AND 1994. (Value in thousands of dollars) 1995 1994 Product Unit of Shipments Shipments code Product description measure Production Quantity Value Production Quantity Value 2813- -- Industrial gases................................... (x) (X) (X) 3,501,438 (X) (X) 3,187,765 28132 00 Acetylene 1)..........................................Mil. cu. ft..... 5,843 3,312 156,557 5,336 2,909 r/ 143,335 28132 11 Produced for compression, including cylinder and pipeline...............................do.............. 925 914 84,690 786 r/ 778 76,057 28132 21 Produced for pipeline shipment (excluding that shipped to be compressed) and for consumption in this plant...................do.............. 4,918 2,398 71,867 4,550 2,131 r/ 67,278 28133 00 Carbon dioxide 2).....................................Short tons...... 13,013,275 12,205,834 393,072 13,131,116 12,547,484 336,724 28133 01 Gas (include amounts produced and liquefied)..........................................do.............. 5,944,210 5,497,645 59,949 6,944,733 6,530,425 67,080 28133 02 Liquid (include amounts produced and used to make dry ice)...............................do.............. 6,756,702 6,398,759 299,445 5,898,425 5,728,923 238,719 28133 31 Solid (dry ice).....................................do.............. 312,363 309,430 33,678 287,958 288,136 30,925 28135 00 Nitrogen 3)...........................................Mil. cu. ft..... 858,251 819,569 1,134,795 870,047 827,236 1,057,595 Gas produced by: 28135 22 Cryogenic on-site and pipeline AND 28135 23 Noncryogenic processes (psa, vpsa, membranes, etc.) by industrial gas producing companies.........do.............. 576,664 555,524 452,037 601,544 586,354 483,373 Captive uses for consumption in this plant: 28135 24 Cryogenic processes AND 28135 26 Noncryogenic processes (psa, vpsa, membranes, etc.)do............4) 29,845 (X) (X) 4/ 27,553 (X) (X) Liquid produced for: 28135 12 Merchant shipment...................................do.............. 237,393 250,006 634,776 226,693 226,915 523,742 28135 32 Consumption in this plant...........................do.............. (4) (X) (X) (4) (X) (X) 28135 34 Supplemental shipments or uses......................do.............. 14,349 14,039 47,982 14,257 13,967 r/ 50,480 28136 00 Oxygen................................................do.............. 629,054 596,846 966,062 604,974 564,496 881,912 Gas produced by: 28136 22 Cryogenic on-site and pipeline AND 28136 23 Noncryogenic processes (psa, vpsa, membranes, etc.) by industrial gas producing companies.........do.............. 477,335 469,743 577,103 458,008 446,883 568,462 Captive uses for consumption in this plant: 28136 24 Cryogenic processes AND 28136 26 Noncryogenic processes (psa, vpsa, membranes, etc.)do............5) 27,277 (X) (X) 5/ 28,702 (X) (X) Liquid produced for: 28136 12 Merchant shipment...................................do.............. 112,258 113,816 347,468 107,503 107,038 281,064 28136 32 Consumption in this plant...........................do.............. (5) (X) (X) (5) (X) (X) 28136 34 Supplemental shipments or uses......................do.............. 12,184 13,287 41,491 10,761 10,575 32,386 1994 28137 00 Elemental gases and other industrial gases n.e.c......Mil. cu. ft..... (X) (X) 806,188 (X) (X) r/ 726,952 Argon................................................do.............. (D) (D) (D) (D) (D) (D) 28137 11 Argon, crude........................................do.............. (D) (D) (D) (D) (D) (D) 28137 15 Argon, high purity, produced for cylinder and bulk delivery and pipeline shipments, and for consumption in this plant.......................................do.............. 16,950 16,443 293,858 17,914 17,576 280,657 Helium 6)............................................do.............. (X) 3,465 (X) (X) 3,620 (X) Hydrogen 7)..........................................do.............. 351,648 138,448 311,136 r/ 330,992 126,624 273,395 Gas produced for: 28137 22 Merchant shipment AND 28137 32 Pipeline and on-site use...........................do............8) 155,019 138,448 311,136 8/ 140,103 126,624 273,395 28137 42 Consumption in this plant..........................do.............. 196,629 (X) (X) r/ 190,889 (X) (X) Liquid produced for: 28137 52 Merchant shipment AND 28137 62 Supplemental shipments or uses.....................do.............. (8) (8) (8) (8) (8) (8) 28137 90 Other elemental gases................................ (x) (X) (X) (D) (X) (X) (D) 28137 71 Nitrous oxide AND 28137 98 Other compressed and liquefied gases 9).............. (x) (X) (X) 188,425 (X) (X) r/ 156,365 28130 00 Industrial gases n.s.k................................ (x) (X) (X) 44,764 (X) (X) 41,247 1/Excludes information from railroad ships, shipyards, welding shops, and small establishments using portable generators. 2/Excludes quantities produced and consumed in plants manufacturing soda ash or urea. Carbon dioxide gas figures should be used with caution since the data includes figures for gas produced in the production of petroleum whose data is difficult to measure. 3/Excludes amounts produced and consumed in the manufacturing of synthetic ammonia or ammonia derivatives. 4/Product code 28135 32 has been combined with product codes 28135 24 and 28135 26 to avoid disclosing figures for individual companies. 5/Product code 28136 32 has been combined with product codes 28136 24 and 28136 26 to avoid disclosing figures for individual companies. 6/Source: U.S. Department of Interior, Bureau of Mines. 7/Excludes amounts vented, used as fuel, etc., and amounts produced and consumed in the manufacturing of synthetic ammonia and methanol, but includes an unspecified amount produced for sale or interplant transfer to plants consuming this gas in the production of ammonia. Also excludes amounts produced by the ammonia dissociation process (cracking of ammonia). Also excludes amounts produced in petroleum refineries for captive use. 8/Product codes 28137 52 and 28137 62 are combined with product codes 28137 22 and 28137 32 to avoid disclosing figures for individual companies. 9/Excludes hydrocarbon gases such as propane, butane, and propylene, or halogenated hydrocarbons and cyclopropane, which are published in the U.S. International Trade Commission annual report, Synthetic Organic Chemicals. Also, excludes sulfur dioxide and chlorine data, which are shown in Current Industrial Reports Series, MA28A(95)-1, Inorganic Chemicals. D Data withheld to avoid disclosing figures for individual companies. N.e.c. Not elsewhere classified. N.s.k. Not specified by kind. r/ Revised by 5 percent or more from previously published figures. (x) Not applicable. Note: N.s.k. represents the value of shipments for establishments which did not provide detailed information by type of product. These establishments, typically with less than 5 employees, are not included on the MA28C mailing panel. The n.s.k. value has been estimated based on the rate of change for the reporting establishments applied to the previous year's figures. Table 3. PRODUCTION AND SHIPMENTS OF ACETYLENE, BY GEOGRAPHIC AREA: 1995 AND 1994 (Quantities in million cubic feet. Value in thousands of dollars) 1995 1994 Geographic area Shipments Shipments Production Quantity Value Production Quantity Value Total....................................... 5,843 3,312 156,557 5,336 2,909 r/ 143,335 Northeast Region................................ 85 88 7,539 62 66 5,054 North Central Region............................ 202 213 28,054 210 203 r/ 19,588 East North Central............................ 139 150 22,073 r/ 142 136 r/ 13,074 West North Central............................ 63 63 5,981 68 67 6,514 South Region.................................... 5,388 2,841 102,638 4,898 2,474 r/100,750 South Atlantic and East South Central......... 699 670 44,085 679 673 44,254 West South Central............................ 4,689 2,171 58,553 4,219 1,801 r/ 56,496 West Region..................................... 168 170 18,326 r/ 166 r/ 166 r/ 17,943 Mountain...................................... 31 31 3,463 r/ 32 r/ 29 r/ 3,162 Pacific....................................... 137 139 14,863 r/ 134 r/ 137 r/ 14,781 r/ Revised by 5 percent or more from previously published figures. See note at end of Table 6. Table 4. PRODUCTION AND SHIPMENTS OF CARBON DIOXIDE, BY GEOGRAPHIC AREA: 1995 AND 1994 (Quantities in short tons. Value in thousands of dollars) Liquid Solid (dry ice) Geographic area Shipments Shipments Production Quantity Value Production Quantity Value 1995 Total.................................. 6,756,702 6,398,759 299,445 312,363 309,430 33,678 Northeast Region......................... (1) (1) (1) (1) (1) (1) North Central Region..................... 1,936,328 1,824,421 71,825 154,157 152,438 14,165 East North Central..................... 1/ 1,317,377 1/ 1,264,032 1/ 54,505 1/ 75,040 1/ 75,176 1/ 8,238 West North Central..................... 618,951 560,389 17,320 79,117 77,262 5,927 South Region............................. 3,629,494 3,433,338 161,986 103,046 102,093 12,245 South Atlantic and East South Central.. 2,165,894 2,037,818 93,934 54,320 53,712 6,352 West South Central..................... 1,463,600 1,395,520 68,052 48,726 48,381 5,893 West Region.............................. 1,190,880 1,141,000 65,634 55,160 54,899 7,268 Mountain............................... 362,288 332,187 18,877 23,596 23,264 1,962 Pacific................................ 828,592 808,813 46,757 31,564 31,635 5,306 1994 Total.................................. 5,898,425 5,728,923 238,719 287,958 288,136 30,925 Northeast Region......................... (1) (1) (1) (1) (1) (1) North Central Region..................... 1,688,743 1,648,252 r/ 55,782 152,322 152,071 14,258 East North Central..................... 1/ r/ 1,158,981 1/ 1,148,988 1/ r/ 41,641 1/ 78,279 1/ 79,124 1/ 8,716 West North Central..................... r/ 529,762 499,264 r/ 14,141 74,043 72,947 5,542 South Region............................. 3,027,031 2,912,619 121,967 84,951 84,872 9,890 South Atlantic and East South Central.. 1,722,835 1,646,462 r/ 64,644 43,747 43,681 4,661 West South Central..................... 1,304,196 1,266,157 r/ 57,323 41,204 41,191 5,229 West Region.............................. 1,182,651 1,168,052 60,970 50,685 51,193 6,777 Mountain............................... 375,056 336,435 19,013 20,788 20,788 1,796 Pacific................................ 807,595 831,617 41,957 29,897 30,405 4,981 1/ Totals for Northeast region are combined with East North Central to avoid disclosing figures for individual companies. r/ Revised by 5 percent or more from previously published figures. See note at end of Table 6. Table 5. PRODUCTION AND SHIPMENTS OF ARGON AND HYDROGEN, BY GEOGRAPHIC AREA: 1995 AND 1994 (Quantities in million cubic feet. Value in thousands of dollars) ARGON Geographic area 1995 1994 Shipments Shipments Production Quantity Value Production Quantity Value Total..................... (D) (D) (D) (D) (D) (D) Northeast Region............... 1,570 1,568 24,610 1,231 1,302 19,162 North Central Region........... (D) (D) (D) (D) (D) (D) East North Central Division.. 6,445 6,430 121,356 7,541 7,566 107,487 West North Central Division.. (D) (D) (D) (D) (D) (D) South Region................... 8,884 8,405 134,953 9,310 8,921 142,123 South Atlantic Division...... 1,643 1,622 32,652 r/ 1,626 r/ 1,631 r/ 29,683 East South Central Division.. 1,228 1,225 15,931 1,337 1,341 18,906 West South Central Division.. 6,013 5,558 86,370 6,347 5,949 93,534 West Region.................... 1,342 1,326 24,364 1,269 1,292 r/ 26,912 HYDROGEN Geographic area 1995 1994 Shipments Shipments Production Quantity Value Production Quantity Value Total..................... 351,648 138,448 311,136 r/ 330,992 126,624 273,395 Northeast Region............... 10,714 9,467 34,279 20,216 8,317 29,646 North Central Region........... 29,643 3,608 12,754 27,607 3,589 12,549 East North Central Division.. (D) (D) (D) (D) (D) (D) West North Central Division.. (D) (D) (D) (D) (D) (D) South Region................... 294,140 (D) (D) r/ 265,605 (D) (D) South Atlantic Division...... 11,896 6,486 14,072 9,546 2,474 9,678 East South Central Division.. 4,379 (D) (D) 4,140 (D) (D) West South Central Division.. 277,865 115,629 230,165 r/ 251,919 108,948 r/ 202,736 West Region.................... 17,151 (D) (D) 17,564 (D) (D) D Data withheld to avoid disclosing figures for individual companies. r/ Revised by 5 percent or more from previously published figures. See note at end of Table 6. Table 6. PRODUCTION AND SHIPMENTS OF LIQUID NITROGEN AND OXYGEN PRODUCED FOR MERCHANT SHIPMENT, BY GEOGRAPHIC AREA: 1995 AND 1994 (Quantities in million cubic feet. Value in thousands of dollars) NITROGEN Geographic area 1995 1994 Shipments Shipments Production Quantity Value Production Quantity Value Total.................... 237,393 250,006 634,776 226,693 226,915 523,742 Northeast Region.............. 46,403 46,715 116,499 42,331 42,330 82,709 North Central Region.......... 72,102 83,612 188,720 62,089 62,853 140,263 East North Central Division. (D) (D) (D) (D) (D) (D) West North Central Division. (D) (D) (D) (D) (D) (D) South Region.................. 80,154 81,448 218,598 r/82,686 r/ 82,379 r/ 191,430 South Atlantic Division..... 36,217 36,572 98,486 r/35,309 r/ 35,123 r/ 77,027 East South Central Division. 15,440 15,355 39,966 15,627 15,417 38,220 West South Central Division. 28,497 29,521 80,146 31,750 31,839 76,183 West Region................... 38,734 38,231 110,959 39,587 39,353 109,340 OXYGEN Geographic area 1995 1994 Shipments Shipments Production Quantity Value Productio Quantity Value Total.................... 112,258 113,816 347,468 107,503 107,038 281,064 Northeast Region.............. 21,126 21,325 62,914 21,670 21,764 51,941 North Central Region.......... 36,562 36,462 103,146 28,622 28,950 70,007 East North Central Division. (D) (D) (D) (D) (D) (D) West North Central Division. (D) (D) (D) (D) (D) (D) South Region.................. 41,490 42,432 132,481 r/ 44,207 r/ 44,204 r/ 117,834 South Atlantic Division..... 22,831 23,132 68,643 r/ 21,658 r/ 21,590 r/ 53,243 East South Central Division. 7,712 7,703 25,382 10,130 10,128 27,882 West South Central Division. 10,947 11,597 38,456 12,419 12,486 36,709 West Region................... 13,080 13,597 48,927 13,004 12,120 41,282 D Data withheld to avoid disclosing figures for individual companies. r/ Revised by 5 percent or more from previously published figure. Note: Northeast Region: Maine, New Hampshire, Vermont, Massachusetts, Rhode Island, Connecticut, New York, New Jersey, and Pennsylvania. North Central Region East North Central Division: Ohio, Indiana, Illinois, Michigan, and Wisconsin. West North Central Division: Minnesota, Iowa, Missouri, North Dakota Nebraska, and Kansas. South Region: South Atlantic Division: Delaware, Maryland, District of Columbia, Virginia, West Virginia, North Carolina, Georgia and Florida. East South Central Division: Kentucky, Tennessee, Alabama, and Mississippi. West South Central Division: Arkansas, Louisiana, Oklahoma, and Texas West Region: Mountain: Montana, Idaho, Wyoming, Colorado, New Mexico, Arizona, Utah, and Nevada. Pacific: Washington, Oregon, California, Alaska, and Hawaii. Table 7. QUANTITY OF PRIMARY PRODUCTION, BY QUARTER, OF SPECIFIED INDUSTRIAL GASES: 1995 AND 1994 (Production in million cubic feet, except where otherwise noted) Product First Second Third Fourth code Product description Year Total Quarter Quarter Quarter Quarter 28132 00 Acetylene 1).......................................... 1995 5,843 1,639 1,395 1,424 1,385 1994 5,336 1,356 1,276 1,326 1,378 28132 11 Produced for compression, including cylinder and pipeline............................... 1995 925 264 234 206 222 28132 21 Produced for pipeline shipment (excluding that shipped to be compressed) and for consumption in this plant................... 1995 4,918 1,375 1,163 1,216 1,163 1994 4,550 1,148 1,091 1,147 1,165 Carbon dioxide: 2) 28133 01 Gas (include amounts produced and liquefied) (short tons)............................ 1995 5,944,210 (S) (S) (S) (S) 1994 6,944,733 (S) (S) (S) (S) 28133 02 Liquid (include amounts produced and used to make dry ice) (short tons)................. 1995 6,756,702 1,587,932 1,678,535 1,791,663 1,698,572 1994 5,898,425 1,305,359 1,453,778 1,603,991 1,535,297 28133 31 Solid (dry ice) (short tons)....................... 1995 312,363 70,156 79,678 87,612 74,917 1994 287,958 64,200 68,142 90,781 64,835 Argon, high purity: 28137 15 Produced for cylinder and bulk delivery and pipeline shipments, and for consumption in this plant........................... 1995 16,950 4,157 4,037 4,158 4,598 1994 17,914 4,086 4,262 4,724 4,842 Hydrogen 3)........................................... 1995 351,649 78,694 88,504 92,394 92,057 1994 r/ 330,992 r/ 69,227 r/ 84,379 r/ 93,086 r/ 84,300 Gas produced for: 28137 22 Merchant shipment AND 28137 32 Pipeline and on-site use............................ 1995 4/ 155,019 4/ 38,211 4/ 37,495 4/ 40,653 4/ 38,661 1994 4/ 140,103 4/ 33,911 4/ 34,971 4/ 41,187 4/ 30,034 28137 42 Consumption in this plant........................... 1995 196,629 40,483 51,009 51,741 53,396 1994 r/ 190,889 r/ 35,316 r/ 49,408 r/ 51,899 r/ 54,266 Liquid produced for: 28137 52 Merchant shipment AND 28137 62 Other shipments or uses............................. 1995 (4) (4) (4) (4) (4) 1994 (4) (4) (4) (4) (4) 28135 00 Nitrogen 5)........................................... 1995 858,251 209,132 215,041 217,834 216,244 1994 870,047 218,952 216,476 217,183 217,436 Gas produced by: 28135 22 Cryogenic on-site and pipeline AND 28135 23 Noncryogenic processes (psa, vpsa, membranes, etc.) by industrial gas producing companies................................. 1995 576,664 141,734 143,793 146,251 144,886 1994 601,544 152,424 151,425 147,904 149,791 Captive uses for consumption in this plant (user owned): 28135 24 Cryogenic processes AND 28135 26 Noncryogenic processes (psa,vpsa, membrane etc.)..................................... 1995 6/ 29,845 6/ 6,952 7,533 6/ 7,738 6/ 7,622 1994 6/ 27,553 6/ 7,580 7,121 6/ 6,945 6/ 5,907 Liquid produced for: 28135 12 Merchant shipment................................... 1995 237,393 56,933 60,217 60,277 59,965 1994 226,694 54,909 54,749 58,866 58,169 28135 32 Consumption in this plant........................... 1995 (6) (6) (6) (6) (6) 1994 (6) (6) (6) (6) (6) 28135 34 Other shipments or uses............................. 1995 14,349 3,512 3,498 3,568 3,771 1994 14,257 4,039 3,181 3,468 3,569 28136 00 Oxygen................................................ 1995 629,054 156,989 157,757 159,633 154,675 1994 604,974 145,075 147,269 152,059 160,572 Gas produced by: 28136 22 Cryogenic on-site and pipeline AND 28136 23 Noncryogenic processes (psa, vpsa, membranes, etc.) by industrial gas producing companies................................. 1995 477,335 117,778 121,153 120,558 117,846 1994 458,008 108,499 111,317 116,103 122,089 Captive uses for consumption in this plant (user owned): 28136 24 Cryogenic processes AND 28136 26 Noncryogenic processes (psa,vpsa, membrane etc.)..................................... 1995 7/ 27277 7/ (S) 7/ (S) 7/ (S) 7/ (S) 1994 7/ 28702 7/ (S) 7/ (S) 7/ (S) 7/ (S) Liquid produced for: 28136 12 Merchant shipment................................... 1995 112,258 28,227 27,426 28,625 27,980 1994 107,503 26,111 26,138 27,729 27,526 28136 32 Consumption in this plant........................... 1995 (7) (7) (7) (7) (7) 1994 (7) (7) (7) (7) (7) 28136 34 Other shipments or uses............................. 1995 12,184 3,166 2,847 2,996 3,175 1994 10,761 2,872 2,660 2,605 2,624 r/Revised by 5 percent or more from previously published figures. S Suppressed. Data did not meet the publication standards of the Bureau of the Census. 1 Excludes information from railroad ships, shipyards, welding shops, and small establishments using portable generators. 2 Excludes quantities produced and consumed in plants manufacturing soda ash and urea. 3 Excludes amounts vented, used as fuel, etc., and amounts produced and consumed in the manufacturing of synthetic ammonia and methanol, but includes an unspecified amount produced for sale or interplant transfer to plants consuming this gas in the production of ammonia. Also excludes amounts produced by the ammonia disassociation process (cracking of ammonia). Also excludes amounts produced in petroleum refineries for captive use. 4 Product codes 28137 52 and 28137 62 have been combined with product codes 28137 22 and 28137 32 to avoid disclosing figures for individual companies. 5 Excludes amounts produced and consumed in the manufacturing of synthetic ammonia derivatives. 6 Product code 28315 32 has been combined with product codes 28135 24 and 28135 26 to avoid disclosing figures for individual companies. 7 Product code 28136 32 has been combined with product codes 28136 24 and 28136 26 to avoid disclosing figures for individual companies. Table 8. PRODUCTION, EXPORTS, IMPORTS, AND APPARENT CONSUMPTION OF INDUSTRIAL GASES: 1995 AND 1994 Percent Percent Exports exports to imports Product Product description Unit of Manufacturers' of domestic manufacturers' Imports for Apparent to apparent code measure Year production merchandise/1 production consumption/2 consumption/3 consumption 28133 01 28133 02 Carbon dioxide (gas, liquid, and solid)...Metric tons...... 1995 11,803,040 68,141 0.6 14,712 11,749,612 0.1 28133 31 1994 11,909,922 111,893 0.9 16,123 11,814,152 0.1 28137 15 Argon (high purity).......................Mil. cu. meters.. 1995 475 166 35.0 25 334 7.5 1994 502 141 28.1 19 380 5.0 28137 22 28137 32 28137 42 Hydrogen..................................Mil. cu. meters.. 1995 9,846 269 2.7 155 9,732 1.6 28137 52 1994 9,268 196 2.1 134 9,206 1.5 28137 62 28135 00 Nitrogen..................................Mil. cu. meters.. 1995 24,031 44 0.2 51 24,038 0.2 1994 24,361 68 0.3 325 24,618 1.3 28136 00 Oxygen....................................Mil. cu. meters.. 1995 17,614 91 0.5 37 17,560 0.2 1994 16,939 59 0.3 17 16,897 0.1 1 Source: Bureau of the Census report EM 545, U.S. Exports. 2 Source: Bureau of the Census report IM 145, U.S. Imports for Consumption. 3 Apparent consumption is derived by subtracting exports from the total of production plus imports. Note: For comparison of Standard Industrial Classification (SIC)-based product codes, Schedule B export numbers, and HTSUSA import numbers, see Table 9. Table 9. COMPARISON OF STANDARD INDUSTRIAL CLASSIFICATION-BASED PRODUCT CODES, SCHEDULE B EXPORT NUMBERS, AND HTSUSA IMPORT NUMBERS: 1995 Product Export Import code Product description number/1 number/2 28133 01 28133 02 Carbon dioxide (gas, liquid, and solid)... 2811.21.0000 2811.21.0000 28133 31 28137 15 Argon..................................... 2804.21.0000 2804.21.0000 28137 22 28137 32 28137 42 Hydrogen.................................. 2804.10.0000 2804.10.0000 28137 52 28137 62 28135 00 Nitrogen.................................. 2804.30.0000 2804.30.0000 28136 00 Oxygen.................................... 2804.40.0000 2804.40.0000 1/Source: 1995 edition, Harmonized System-Based Schedule B, Statistical Classification of Domestic and Foreign Commodities Exported from the United States. 2/Source: Harmonized Tariff Schedule of the United States, Annotated (1995). 1 Excludes information from railroad ships, shipyards, welding