Date | Quantity (Ounces) | Quantity (tons) | Variation n-1 |
1/1/2010
|
411,529.56
|
12.80
|
-3.03%
|
1/1/2009
|
424,389.86
|
13.20
|
-2.22%
|
1/1/2006
|
434,035.08
|
13.50
|
0.00%
|
1/1/2005
|
434,035.08
|
13.50
|
-0.74%
|
1/1/2004
|
437,250.15
|
13.60
|
-0.73%
|
1/1/2003
|
440,465.23
|
13.70
|
0.00%
|
1/1/2002
|
440,465.23
|
13.70
|
-0.72%
|
1/1/2001
|
443,680.30
|
13.80
|
-0.72%
|
1/1/2000
|
446,895.38
|
13.90
|
0.00%
|
1/1/1999
|
446,895.38
|
13.90
|
54.44%
|
1/1/1998
|
289,356.72
|
9.00
|
-72.22%
|
1/1/1997
|
1,041,684.19
|
32.40
|
-47.49%
|
1/1/1996
|
1,983,701.07
|
61.70
|
-0.32%
|
1/1/1995
|
1,990,131.21
|
61.90
|
-5.21%
|
1/1/1994
|
2,099,443.75
|
65.30
|
7.58%
|
1/1/1993
|
1,951,550.32
|
60.70
|
∞
|
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