| Date | Quantity (Ounces) | Quantity (tons) | Variation n-1 |
|
1/1/2010
|
3,607,313.77
|
112.20
|
-0.27%
|
|
1/1/2009
|
3,616,958.99
|
112.50
|
-3.26%
|
|
1/1/2008
|
3,738,810.32
|
116.29
|
0.29%
|
|
1/1/2007
|
3,727,879.07
|
115.95
|
3.71%
|
|
1/1/2006
|
3,594,453.47
|
111.80
|
3.52%
|
|
1/1/2005
|
3,472,280.63
|
108.00
|
0.28%
|
|
1/1/2004
|
3,462,635.41
|
107.70
|
0.37%
|
|
1/1/2003
|
3,449,775.11
|
107.30
|
-12.34%
|
|
1/1/2002
|
3,935,251.38
|
122.40
|
-0.16%
|
|
1/1/2001
|
3,941,681.53
|
122.60
|
-7.54%
|
|
1/1/2000
|
4,263,189.00
|
132.60
|
0.61%
|
|
1/1/1999
|
4,237,468.40
|
131.80
|
16.95%
|
|
1/1/1998
|
3,623,389.14
|
112.70
|
-0.53%
|
|
1/1/1997
|
3,642,679.59
|
113.30
|
5.00%
|
|
1/1/1996
|
3,469,065.56
|
107.90
|
0.28%
|
|
1/1/1995
|
3,459,420.33
|
107.60
|
0.37%
|
|
1/1/1994
|
3,446,560.04
|
107.20
|
0.09%
|
|
1/1/1993
|
3,443,344.96
|
107.10
|
0.28%
|
|
1/1/1992
|
3,433,699.74
|
106.80
|
0.28%
|
|
1/1/1991
|
3,424,054.51
|
106.50
|
0.66%
|
|
|
|
