Table 5.--Sodium sulfate supply-demand relationships1/ (Thousand metric tons) ---------------------------------------------------------------------------------------------- 1970 1971 1972 1973 1974 1975 1976 ---------------------------------------------------------------------------------------------- WORLD PRODUCTION --------------------------------------------------------------- United States------------------ 1,246 1,231 1,204 1,305 1,223 1,113 1,117 Rest of world------------------ 2,598 2,521 2,553 2,723 2,909 3,330 3,345 --------------------------------------------------------------- Total---------------------- 3,844 3,752 3,757 4,028 4,132 4,443 4,462 --------------------------------------------------------------- COMPONENTS AND DISTRIBUTION OF U.S. SUPPLY --------------------------------------------------------------- Domestic sources--------------- 1,246 1,231 1,204 1,305 1,223 1,113 1,118 Imports------------------------ 244 243 271 290 340 258 287 Industry stocks, Jan.12/------- 43 31 35 38 13 23 28 --------------------------------------------------------------- Total U.S. supply---------- 1,533 1,505 1,510 1,633 1,576 1,394 1,433 Distribution of U.S. supply: Industry stocks, Dec. 312/--- 31 35 38 13 23 28 51 Exports---------------------- 50 60 26 41 46 70 52 Industrial demand------------ 1,452 1,410 1,446 1,579 1,507 1,296 1,330 --------------------------------------------------------------- U.S. DEMAND PATTERNe/ --------------------------------------------------------------- Glass-------------------------- 72 71 68 68 66 64 63 Pulp and paper----------------- 980 973 962 943 925 907 862 Soaps and detergents----------- 259 254 256 259 259 259 281 Other3/------------------------ 141 112 159 307 257 67 124 --------------------------------------------------------------- Total U.S. primary demand-- 1,452 1,410 1,445 1,577 1,507 1,297 1,330 --------------------------------------------------------------- VALUES4/ --------------------------------------------------------------- Average annual value----------- 20 18 18 19 26 46 54 --------------------------------------------------------------- --------------------------------------------------------------- 1977 1978 1979 1980 1981 1982 1983 --------------------------------------------------------------- WORLD PRODUCTION --------------------------------------------------------------- United States------------------ 1,088 1,060 1,017 1,033 1,008 784 829 Rest of world------------------ 2,998 4,177 4,486 3,496 3,594 3,597 3,478 --------------------------------------------------------------- Total---------------------- 4,086 5,237 5,503 4,529 4,602 4,381 4,307 --------------------------------------------------------------- COMPONENTS AND DISTRIBUTION OF U.S. SUPPLY --------------------------------------------------------------- Domestic sources--------------- 1,088 1,060 1,017 1,033 1,008 784 829 Imports------------------------ 202 123 171 209 249 357 311 Industry stocks, Jan.12/------- 51 84 52 26 30 60 27 --------------------------------------------------------------- Total U.S. supply---------- 1,341 1,267 1,240 1,268 1,287 1,201 1,167 Distribution of U.S. supply: Industry stocks, Dec. 312/--- 84 52 26 30 60 27 44 Exports---------------------- 39 76 93 117 112 101 83 Industrial demand------------ 1,218 1,139 1,121 1,121 1,115 1,073 1,040 --------------------------------------------------------------- U.S. DEMAND PATTERNe/ --------------------------------------------------------------- Glass-------------------------- 61 63 65 67 62 54 50 Pulp and paper----------------- 791 680 590 538 508 490 464 Soaps and detergents----------- 305 363 408 437 435 426 425 Other3/------------------------ 61 34 58 79 110 103 101 --------------------------------------------------------------- Total U.S. primary demand-- 1,218 1,140 1,121 1,121 1,115 1,073 1,040 --------------------------------------------------------------- VALUES4/ --------------------------------------------------------------- Average annual value----------- 51 51 61 69 79 91 103 ------------------------------- See footnotes at end of table. Table 5.--Sodium sulfate supply-demand relationships1/--Continued (Thousand metric tons) -------------------------------------------------------------------------------------------- 1984 1985 1986 1987 1988 1989 1990 -------------------------------------------------------------------------------------------- WORLD PRODUCTION ------------------------------------------------------------- United States------------------ 817 736 763 725 743 685 665 Rest of world------------------ 3,603 3,726 3,865 4,162 4,136 4,159 4,117 ------------------------------------------------------------- Total---------------------- 4,420 4,462 4,628 4,887 4,879 4,844 4,782 ------------------------------------------------------------- COMPONENTS AND DISTRIBUTION OF U.S. SUPPLY ------------------------------------------------------------- Domestic sources--------------- 817 736 763 738 743 685 665 Imports------------------------ 240 177 171 125 136 173 162 Industry stocks, Jan.12/------- 44 54 28 65 50 54 24 ------------------------------------------------------------- Total U.S. supply---------- 1,101 967 962 928 929 912 851 Distribution of U.S. supply: Industry stocks, Dec. 312/--- 54 28 65 50 54 24 39 Exports---------------------- 69 108 101 111 77 62 62 Industrial demand------------ 978 831 796 767 798 826 750 ------------------------------------------------------------- U.S. DEMAND PATTERNe/ ------------------------------------------------------------- Glass-------------------------- 49 48 48 45 48 33 30 Pulp and paper----------------- 454 445 239 226 239 231 210 Soaps and detergents----------- 363 318 414 392 415 495 450 Other3/------------------------ 112 20 95 104 96 67 60 ------------------------------------------------------------- Total U.S. primary demand-- 978 831 796 767 798 826 750 ------------------------------------------------------------- VALUES4/ ------------------------------------------------------------- Average annual value----------- 102 102 95 96 87 92 97 -------------------------------------------------------------------------------------------- e/Estimated using data from "Chemical Profile" issues on sodium sulfate by Chemical Marketing Reporter for 1971, 1975, 1978, 1980, 1983, 1986, and 1989. 1/Natural and synthetic except where noted. Synthetic sodium sulfate data obtained from the Bureau of the Census are revised periodically and may differ from previous published reports by the U.S. Bureau of Mines. World production data also are periodically revised on receipts of updated information. 2/Natural sodium sulfate only. 3/Includes ceramics, chemicals (potassium sulfate, sodium hyposulfite, sodium sulfide, sodium silicate, and sodium aluminum sulfate), feed supplements, printing inks, sulfonated oils, textile dyeing, veterinary medicines, and viscose sponges. 4/Dollars per ton for natural sodium sulfate, f.o.b. mine or plant.