| Country Production (tons, 2005) % of total (2005) Production (tons, 2014) % of total (2014) | |
| France 18,450 78.5% 18,750 78.5% | |
| Hungary 1,920 8.2% - 8.0% | |
| Bulgaria 1,500 6.4% - 6.0% | |
| United States 340 (2003) 1.4% - 1.4% | |
| Canada 200 (2005) 0.9% - 1.0% | |
| China 150 0.6% - 0.6% | |
| Others 940 4.0% - 4.5% | |
| Total 23,500 100% - - | |