|
| year | production | change |
| 1980 | 12,072.02 | NA |
| 1981 | 12,901.65 | 6.87 % |
| 1982 | 13,620.52 | 5.57 % |
| 1983 | 14,934.22 | 9.65 % |
| 1984 | 17,667.88 | 18.30 % |
| 1985 | 20,475.13 | 15.89 % |
| 1986 | 22,183.46 | 8.34 % |
| 1987 | 24,771.09 | 11.66 % |
| 1988 | 28,732.63 | 15.99 % |
| 1989 | 32,752.18 | 13.99 % |
| 1990 | 32,859.53 | 0.33 % |
| 1991 | 32,972.41 | 0.34 % |
| 1992 | 34,171.32 | 3.64 % |
| 1993 | 34,434.04 | 0.77 % |
| 1994 | 37,114.53 | 7.78 % |
| 1995 | 40,121.54 | 8.10 % |
| 1996 | 43,920.87 | 9.47 % |
| 1997 | 49,274.50 | 12.19 % |
| 1998 | 52,882.32 | 7.32 % |
| 1999 | 50,965.71 | -3.62 % |
| 2000 | 58,945.30 | 15.66 % |
| 2001 | 63,340.38 | 7.46 % |
| 2002 | 57,977.78 | -8.47 % |
| 2003 | 68,522.05 | 18.19 % |
| 2004 | 72,914.92 | 6.41 % |
| 2005 | 80,606.44 | 10.55 % |
| 2006 | 88,492.02 | 9.78 % |
| 2007 | 90,856.83 | 2.67 % |
| 2008 | 94,720.64 | 4.25 % |
| 2009 | 91,118.36 | -3.80 % |
| 2010 | 91,790.52 | 0.74 % |
| 2011 | 104,009.10 | 13.31 % |
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