| Date | Quantity (Ounces) | Quantity (tons) | Variation n-1 |
|
1/1/2010
|
2,102,658.83
|
65.40
|
0.00%
|
|
1/1/2009
|
2,102,658.83
|
65.40
|
0.15%
|
|
1/1/2006
|
2,099,443.75
|
65.30
|
0.00%
|
|
1/1/2005
|
2,099,443.75
|
65.30
|
0.00%
|
|
1/1/2004
|
2,099,443.75
|
65.30
|
0.15%
|
|
1/1/2003
|
2,096,228.68
|
65.20
|
0.15%
|
|
1/1/2002
|
2,093,013.60
|
65.10
|
0.15%
|
|
1/1/2001
|
2,089,798.53
|
65.00
|
0.00%
|
|
1/1/2000
|
2,089,798.53
|
65.00
|
0.15%
|
|
1/1/1999
|
2,086,583.45
|
64.90
|
0.46%
|
|
1/1/1998
|
2,076,938.23
|
64.60
|
0.47%
|
|
1/1/1997
|
2,067,293.01
|
64.30
|
0.63%
|
|
1/1/1996
|
2,054,432.71
|
63.90
|
0.00%
|
|
1/1/1995
|
2,054,432.71
|
63.90
|
0.47%
|
|
1/1/1994
|
2,044,787.48
|
63.60
|
0.00%
|
|
1/1/1993
|
2,044,787.48
|
63.60
|
1.11%
|
|
1/1/1992
|
2,022,281.96
|
62.90
|
3.11%
|
|
1/1/1991
|
1,961,195.54
|
61.00
|
0.66%
|
|
1/1/1990
|
1,948,335.24
|
60.60
|
0.00%
|
|
1/1/1989
|
1,948,335.24
|
60.60
|
0.17%
|
|
|
|
