| Date | Quantity (Ounces) | Quantity (Kg) | Variation n-1 |
|
1/1/1990
|
900,220.90
|
28,000.00
|
-59.12%
|
|
1/1/1989
|
2,202,326.14
|
68,500.00
|
-14.38%
|
|
1/1/1988
|
2,572,059.73
|
80,000.00
|
-11.99%
|
|
1/1/1987
|
2,922,502.87
|
90,900.00
|
3.89%
|
|
1/1/1986
|
2,813,190.33
|
87,500.00
|
-8.18%
|
|
1/1/1985
|
3,063,966.15
|
95,300.00
|
22.02%
|
|
1/1/1984
|
2,510,973.31
|
78,100.00
|
-1.51%
|
|
1/1/1983
|
2,549,554.21
|
79,300.00
|
-6.38%
|
|
1/1/1982
|
2,723,168.24
|
84,700.00
|
0.47%
|
|
1/1/1981
|
2,710,307.94
|
84,300.00
|
-15.11%
|
|
1/1/1980
|
3,192,569.14
|
99,300.00
|
-1.00%
|
|
1/1/1979
|
3,224,719.88
|
100,300.00
|
33.91%
|
|
1/1/1978
|
2,408,090.92
|
74,900.00
|
-9.76%
|
|
1/1/1977
|
2,668,511.97
|
83,000.00
|
1.22%
|
|
1/1/1976
|
2,636,361.22
|
82,000.00
|
-4.21%
|
|
1/1/1975
|
2,752,103.91
|
85,600.00
|
-13.01%
|
|
1/1/1974
|
3,163,633.47
|
98,400.00
|
-6.26%
|
|
1/1/1973
|
3,374,896.02
|
104,971.00
|
-15.77%
|
|
1/1/1972
|
4,006,883.25
|
124,628.00
|
122.60%
|
|
1/1/1970
|
1,800,000.06
|
55,986.26
|
-79.25%
|
|
|
|
