|
| year | production | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | 270.86 | NA |
| 1987 | 212.19 | -21.66 % |
| 1988 | 290.05 | 36.69 % |
| 1989 | 274.41 | -5.39 % |
| 1990 | 258.47 | -5.81 % |
| 1991 | 294.99 | 14.13 % |
| 1992 | 260.07 | -11.84 % |
| 1993 | 271.75 | 4.49 % |
| 1994 | 269.02 | -1.01 % |
| 1995 | 307.44 | 14.28 % |
| 1996 | 280.85 | -8.65 % |
| 1997 | 281.89 | 0.37 % |
| 1998 | 213.41 | -24.29 % |
| 1999 | 230.46 | 7.99 % |
| 2000 | 264.85 | 14.92 % |
| 2001 | 280.81 | 6.02 % |
| 2002 | 278.04 | -0.99 % |
| 2003 | 218.28 | -21.49 % |
| 2004 | 278.03 | 27.37 % |
| 2005 | 265.71 | -4.43 % |
| 2006 | 279.12 | 5.05 % |
| 2007 | 267.29 | -4.24 % |
| 2008 | 280.19 | 4.83 % |
| 2009 | 312.54 | 11.54 % |
| 2010 | 272.07 | -12.95 % |
|
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