| Date | Quantity (Ounces) | Quantity (tons) | Variation n-1 |
|
1/1/2010
|
2,366,294.95
|
73.60
|
2.22%
|
|
1/1/2009
|
2,314,853.76
|
72.00
|
6.98%
|
|
1/1/2006
|
2,163,745.25
|
67.30
|
12.54%
|
|
1/1/2005
|
1,922,614.65
|
59.80
|
4.73%
|
|
1/1/2004
|
1,835,807.63
|
57.10
|
5.55%
|
|
1/1/2003
|
1,739,355.39
|
54.10
|
1.88%
|
|
1/1/2002
|
1,707,204.64
|
53.10
|
-7.17%
|
|
1/1/2001
|
1,839,022.71
|
57.20
|
0.00%
|
|
1/1/2000
|
1,839,022.71
|
57.20
|
2.33%
|
|
1/1/1999
|
1,797,226.73
|
55.90
|
2.57%
|
|
1/1/1998
|
1,752,215.69
|
54.50
|
-3.20%
|
|
1/1/1997
|
1,810,087.03
|
56.30
|
0.36%
|
|
1/1/1996
|
1,803,656.88
|
56.10
|
32.94%
|
|
1/1/1995
|
1,356,761.51
|
42.20
|
37.46%
|
|
1/1/1994
|
987,027.92
|
30.70
|
51.23%
|
|
1/1/1993
|
652,660.16
|
20.30
|
∞
|
|
|
