| Date | Quantity (Ounces) | Quantity (tons) | Variation n-1 |
|
1/1/2010
|
12,297,660.57
|
382.50
|
0.00%
|
|
1/1/2009
|
12,297,660.57
|
382.50
|
-3.27%
|
|
1/1/2008
|
12,713,369.73
|
395.43
|
0.00%
|
|
1/1/2007
|
12,713,369.73
|
395.43
|
3.35%
|
|
1/1/2006
|
12,300,875.65
|
382.60
|
-8.36%
|
|
1/1/2005
|
13,422,936.71
|
417.50
|
-9.69%
|
|
1/1/2004
|
14,863,290.15
|
462.30
|
-10.61%
|
|
1/1/2003
|
16,628,366.14
|
517.20
|
-12.61%
|
|
1/1/2002
|
19,026,811.84
|
591.80
|
-2.46%
|
|
1/1/2001
|
19,505,857.96
|
606.70
|
0.00%
|
|
1/1/2000
|
19,505,857.96
|
606.70
|
0.00%
|
|
1/1/1999
|
19,505,857.96
|
606.70
|
-2.90%
|
|
1/1/1998
|
20,087,786.48
|
624.80
|
25.01%
|
|
1/1/1997
|
16,068,943.15
|
499.80
|
0.02%
|
|
1/1/1996
|
16,065,728.08
|
499.70
|
0.00%
|
|
1/1/1995
|
16,065,728.08
|
499.70
|
0.00%
|
|
1/1/1994
|
16,065,728.08
|
499.70
|
0.04%
|
|
1/1/1993
|
16,059,297.93
|
499.50
|
0.00%
|
|
1/1/1992
|
16,059,297.93
|
499.50
|
1.20%
|
|
1/1/1991
|
15,869,608.52
|
493.60
|
0.24%
|
|
|
|
