|
| year | production | change |
| 1980 | 280.00 | NA |
| 1981 | 346.00 | 23.57 % |
| 1982 | 399.00 | 15.32 % |
| 1983 | 445.00 | 11.53 % |
| 1984 | 494.00 | 11.01 % |
| 1985 | 500.00 | 1.21 % |
| 1986 | 547.00 | 9.40 % |
| 1987 | 527.00 | -3.66 % |
| 1988 | 632.45 | 20.01 % |
| 1989 | 719.72 | 13.80 % |
| 1990 | 630.02 | -12.46 % |
| 1991 | 703.83 | 11.72 % |
| 1992 | 709.48 | 0.80 % |
| 1993 | 759.98 | 7.12 % |
| 1994 | 786.46 | 3.48 % |
| 1995 | 883.23 | 12.30 % |
| 1996 | 938.32 | 6.24 % |
| 1997 | 966.92 | 3.05 % |
| 1998 | 1,044.97 | 8.07 % |
| 1999 | 1,220.84 | 16.83 % |
| 2000 | 1,321.13 | 8.22 % |
| 2001 | 1,311.60 | -0.72 % |
| 2002 | 1,275.23 | -2.77 % |
| 2003 | 1,449.33 | 13.65 % |
| 2004 | 1,584.94 | 9.36 % |
| 2005 | 1,611.42 | 1.67 % |
| 2006 | 1,628.02 | 1.03 % |
| 2007 | 1,583.17 | -2.75 % |
| 2008 | 1,555.98 | -1.72 % |
| 2009 | 1,460.70 | -6.12 % |
| 2010 | 1,416.13 | -3.05 % |
| 2011 | 1,369.16 | -3.32 % |
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