| Year | Production | Exported | Exported (%) |
| 2005 | 1907 | 1840 | 96 |
| 2006 | 2199 | 2020 | 92 |
| 2007 | 2266 | 2042 | 90 |
| 2008 | 2468 | 2356 | 95 |
| 2009 | 2289 | 2199 | 96 |
| 2010 (June) | 1222 | 1010 | 83 |
| Total | 12351 | 11467 | 93 |