| Date | Quantity (Ounces) | Quantity (tons) | Variation n-1 |
|
1/1/2010
|
7,314,294.85
|
227.50
|
0.00%
|
|
1/1/2009
|
7,314,294.85
|
227.50
|
-3.27%
|
|
1/1/2008
|
7,561,534.09
|
235.19
|
-0.04%
|
|
1/1/2007
|
7,564,427.66
|
235.28
|
3.33%
|
|
1/1/2006
|
7,320,725.00
|
227.70
|
0.00%
|
|
1/1/2005
|
7,320,725.00
|
227.70
|
-11.68%
|
|
1/1/2004
|
8,288,462.47
|
257.80
|
-0.04%
|
|
1/1/2003
|
8,291,677.55
|
257.90
|
-0.04%
|
|
1/1/2002
|
8,294,892.62
|
258.00
|
-0.04%
|
|
1/1/2001
|
8,298,107.70
|
258.10
|
0.00%
|
|
1/1/2000
|
8,298,107.70
|
258.10
|
0.00%
|
|
1/1/1999
|
8,298,107.70
|
258.10
|
-12.86%
|
|
1/1/1998
|
9,523,051.14
|
296.20
|
-37.84%
|
|
1/1/1997
|
15,319,830.75
|
476.50
|
0.00%
|
|
1/1/1996
|
15,319,830.75
|
476.50
|
-25.41%
|
|
1/1/1995
|
20,537,896.93
|
638.80
|
-17.99%
|
|
1/1/1994
|
25,042,216.53
|
778.90
|
0.01%
|
|
1/1/1993
|
25,039,001.45
|
778.80
|
0.00%
|
|
1/1/1992
|
25,039,001.45
|
778.80
|
-17.18%
|
|
1/1/1991
|
30,231,347.03
|
940.30
|
0.00%
|
|
|
|
