|
| year | production | change |
| 1984 | 327.98 | NA |
| 1985 | 306.63 | -6.51 % |
| 1986 | 403.58 | 31.62 % |
| 1987 | 365.87 | -9.34 % |
| 1988 | 375.61 | 2.66 % |
| 1989 | 354.85 | -5.53 % |
| 1990 | 319.72 | -9.90 % |
| 1991 | 359.26 | 12.37 % |
| 1992 | 373.33 | 3.92 % |
| 1993 | 383.20 | 2.64 % |
| 1994 | 391.74 | 2.23 % |
| 1995 | 418.89 | 6.93 % |
| 1996 | 435.25 | 3.91 % |
| 1997 | 433.31 | -0.44 % |
| 1998 | 434.36 | 0.24 % |
| 1999 | 443.16 | 2.03 % |
| 2000 | 448.27 | 1.15 % |
| 2001 | 453.06 | 1.07 % |
| 2002 | 400.22 | -11.66 % |
| 2003 | 424.85 | 6.15 % |
| 2004 | 412.36 | -2.94 % |
| 2005 | 431.68 | 4.68 % |
| 2006 | 402.37 | -6.79 % |
| 2007 | 397.41 | -1.23 % |
| 2008 | 420.53 | 5.82 % |
| 2009 | 420.70 | 0.04 % |
| 2010 | 435.75 | 3.58 % |
|
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