| Region | Country | Year |
| 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 |
| Australia | Australia | 9.62 | 12.90 | 14.28 | 12.76 | 15.64 | 19.75 | 19.92 | 17.96 | 19.76 | 23.33 | 24.68 | 19.69 |
| Total | 9.62 | 12.90 | 14.28 | 12.76 | 15.64 | 19.75 | 19.92 | 17.96 | 19.76 | 23.33 | 24.68 | 19.69 |
| Canada | Canada | 27.15 | 30.57 | 31.27 | 28.72 | 21.40 | 27.75 | 36.57 | 30.17 | 27.07 | 30.15 | 30.23 | 25.64 |
| Total | 27.15 | 30.57 | 31.27 | 28.72 | 21.40 | 27.75 | 32.57 | 30.17 | 27.07 | 30.15 | 30.23 | 25.64 |
| Central Africa | Gabon | 1.64 | 1.47 | 1.23 | 1.93 | 0.76 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Niger | 7.72 | 8.63 | 9.02 | 9.71 | 7.59 | 7.54 | 7.59 | 8.00 | 8.17 | 8.53 | 8.04 | 8.10 |
| Total | 9.36 | 10.10 | 10.25 | 11.64 | 8.35 | 7.54 | 7.59 | 8.00 | 8.17 | 8.53 | 8.04 | 8.10 |
Former Soviet Union (FSU) | Kazakhstan | 4.24 | 3.15 | 2.25 | 3.32 | 3.55 | 4.55 | 5.33 | 7.28 | 8.64 | 8.63 | 11.34 | 13.73 |
Russia | 5.85 | 6.20 | 5.00 | 4.00 | 4.00 | 7.00 | 6.76 | 7.52 | 7.37 | 7.52 | 8.65 | 8.84 |
Ukraine | 1.30 | 1.30 | 1.30 | 1.50 | 1.50 | 2.10 | 2.10 | 2.10 | 2.10 | 2.10 | 2.10 | 2.10 |
Uzbekistan | 4.68 | 4.40 | 5.06 | 5.20 | 5.46 | 5.23 | 5.12 | 4.84 | 4.55 | 5.33 | 5.98 | 5.88 |
| Total | 16.07 | 15.05 | 13.61 | 14.02 | 14.51 | 18.88 | 19.31 | 21.74 | 22.66 | 23.58 | 28.07 | 30.54 |
| Eastern Europe | Bulgaria | 0.16 | 0.10 | 0.02 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Czech Rep. | 1.58 | 1.56 | 1.60 | 1.30 | 1.30 | 1.30 | 1.12 | 1.12 | 1.17 | 0.86 | 0.99 | 0.94 |
Hungary | 0.55 | 0.50 | 0.52 | 0.03 | 0.03 | 0.03 | 0.03 | 0 | 0 | 0 | 0 | 0 |
Romania | 0.26 | 0.30 | 0.26 | 0.30 | 0.30 | 0.21 | 0.21 | 0.21 | 0.21 | 0.21 | 0.21 | 0.21 |
| Total | 2.55 | 2.46 | 2.40 | 1.63 | 1.63 | 1.54 | 1.36 | 1.33 | 1.38 | 1.07 | 1.20 | 1.15 |
| France | France | 2.55 | 2.42 | 1.44 | 1.33 | 1.18 | 0.83 | 0.51 | 0.05 | 0 | 0 | 0 | 0 |
| Total | 2.55 | 2.42 | 1.44 | 1.33 | 1.18 | 0.83 | 0.51 | 0.05 | 0 | 0 | 0 | 0 |
| Namibia | Namibia | 5.23 | 6.35 | 7.55 | 7.18 | 6.99 | 7.04 | 5.76 | 6.06 | 5.29 | 7.90 | 8.18 | 7.97 |
| Total | 5.23 | 6.35 | 7.55 | 7.18 | 6.99 | 7.04 | 5.76 | 6.06 | 5.29 | 7.90 | 8.18 | 7.97 |
| Other | Argentina | 0.17 | 0.07 | 0.09 | 0.08 | 0.08 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Belgium | 0.07 | 0.09 | 0.10 | 0.08 | 0.08 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Brazil | 0.27 | 0.33 | 0 | 0 | 0 | 0.18 | 0.10 | 0.71 | 0.88 | 0.88 | 0.88 | 0.88 |
China | 1.56 | 1.57 | 2.60 | 2.60 | 2.60 | 2.00 | 2.00 | 1.82 | 1.82 | 1.82 | 1.82 | 1.82 |
Germany | 0.09 | 0.09 | 0.10 | 0.05 | 0.05 | 0.05 | 0.05 | 0.55 | 0.30 | 0.20 | 0.25 | 0.15 |
India | 0.45 | 0.52 | 0.52 | 0.52 | 0.52 | 0.52 | 0.52 | 0.52 | 0.52 | 0.52 | 0.52 | 0.52 |
Pakistan | 0 | 0 | 0 | 0.06 | 0.06 | 0.06 | 0.06 | 0.06 | 0.06 | 0.06 | 0.06 | 0.06 |
Portugal | 0.05 | 0.07 | 0.05 | 0.05 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Spain | 0.66 | 0.66 | 0.66 | 0.66 | 0.66 | 0.65 | 0.10 | 0.10 | 0 | 0 | 0 | 0 |
| Total | 3.32 | 3.40 | 4.12 | 4.10 | 4.05 | 3.46 | 2.83 | 3.76 | 3.58 | 3.48 | 3.53 | 3.43 |
| South Africa | South Africa | 3.71 | 3.84 | 2.90 | 2.50 | 2.43 | 2.07 | 2.27 | 2.14 | 1.97 | 1.96 | 1.75 | 1.39 |
| Total | 3.71 | 3.84 | 2.90 | 2.50 | 2.43 | 2.07 | 2.27 | 2.14 | 1.97 | 1.96 | 1.75 | 1.39 |
| U.S. | U.S. | 5.82 | 6.21 | 5.78 | 4.87 | 4.65 | 3.81 | 2.63 | 2.39 | 2.02 | 2.17 | 2.69 | 4.41 |
| Total | 5.82 | 6.21 | 5.78 | 4.87 | 4.65 | 3.81 | 2.63 | 2.39 | 2.02 | 2.17 | 2.69 | 4.41 |
| Grand Total | 85.38 | 93.30 | 93.60 | 88.74 | 80.82 | 92.68 | 94.75 | 93.36 | 91.91 | 102.17 | 108.37 | 102.32 |
|