Table 4.--U.S. yearend stocks of silver in the United States (Metric tons) ------------------------------------------------------------------------------- Futures Treasury Defense National Defense Year Industry exchanges1/ Department2/ Department Stockpile ------------------------------------------------------------------------------- 1970-------- 2,556 3,981 781 NA NA 1971-------- 1,771 3,996 1,493 NA 4,339 1972-------- 1,613 3,123 1,425 277 4,339 1973-------- 1,195 2,852 1,403 190 4,339 1974-------- 1,532 2,715 1,369 188 4,339 1975-------- 1,061 3,863 1,275 249 4,339 1976-------- 952 3,602 1,235 236 4,339 1977-------- 1,118 4,025 1,225 208 4,339 1978-------- 896 3,673 1,218 201 4,339 1979-------- 498 4,141 1,213 176 4,339 1980-------- 537 3,757 1,210 140 4,339 1981-------- 649 3,002 1,205 119 4,277 1982-------- 637 3,303 1,144 54 4,277 1983-------- 543 4,704 1,075 3 4,277 1984-------- 660 4,281 992 11 4,277 1985-------- 574 5,385 1,015 14 4,277 1986-------- 550 5,042 1,052 78 3,960 1987-------- 471 5,279 1,229 75 3,517 1988-------- 480 5,862 1,201 81 3,310 1989-------- 544 7,795 997 81 2,973 1990-------- 534 8,636 840 31 2,830 ------------------------------------------------------------------------------- NA Not available. 1/Stocks in warehouses of the Commodity Exchange, Inc., New York, and stocks of the Chicago Board of Trade. 2/Consists of bullion, coin bars, and coinage metal fund silver.