Date | Quantity (Ounces) | Quantity (tons) | Variation n-1 |
1/1/2010
|
421,174.78
|
13.10
|
7.38%
|
1/1/2009
|
392,239.11
|
12.20
|
3.39%
|
1/1/2006
|
379,378.81
|
11.80
|
-9.23%
|
1/1/2005
|
417,959.71
|
13.00
|
22.64%
|
1/1/2004
|
340,797.91
|
10.60
|
1.92%
|
1/1/2003
|
334,367.76
|
10.40
|
1.96%
|
1/1/2002
|
327,937.62
|
10.20
|
-44.57%
|
1/1/2001
|
591,573.74
|
18.40
|
29.58%
|
1/1/2000
|
456,540.60
|
14.20
|
-4.05%
|
1/1/1999
|
475,831.05
|
14.80
|
-61.05%
|
1/1/1935
|
1,221,728.37
|
38.00
|
31.03%
|
1/1/1930
|
932,371.65
|
29.00
|
31.10%
|
1/1/1925
|
711,174.51
|
22.12
|
18.54%
|
1/1/1920
|
599,932.93
|
18.66
|
0.00%
|
1/1/1915
|
599,932.93
|
18.66
|
10.74%
|
1/1/1913
|
541,740.08
|
16.85
|
132.09%
|
1/1/1910
|
233,414.42
|
7.26
|
30.34%
|
1/1/1905
|
179,079.66
|
5.57
|
166.51%
|
1/2/1900
|
67,195.06
|
2.09
|
33.12%
|
1/1/1895
|
50,476.67
|
1.57
|
-37.20%
|
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