| Prod. (t) | Pays | % prod. | % Correct |
|---|---|---|---|
| 19 | États-Unis | < 0.1 % | 98%
|
| 1 600 | Chine | 2.9 % | 93%
|
| 485 | Inde | 0.9 % | 91%
|
| 2 600 | Russie | 4.8 % | 91%
|
| 171 | Brésil | 0.3 % | 86%
|
| 10 986 | Canada | 20.2 % | 86%
|
| 21 | Iran | < 0.1 % | 86%
|
| 50 | Pakistan | 0.1 % | 86%
|
| 4 658 | Australie | 8.6 % | 82%
|
| 300 | Ukraine | 0.6 % | 77%
|
| 200 | Afrique du Sud | 0.4 % | 75%
|
| 21 112 | Kazakhstan | 38.9 % | 75%
|
| 1 130 | Niger | 2.1 % | 70%
|
| 4 000 | Ouzbékistan | 7.4 % | 68%
|
| 6 985 | Namibie | 12.9 % | 48%
|
| 25 | Rép. Tchèque | < 0.1 % | 30%
|