|
| year | production | change |
| 1984 | 272.95 | NA |
| 1985 | 266.53 | -2.35 % |
| 1986 | 258.76 | -2.92 % |
| 1987 | 260.81 | 0.79 % |
| 1988 | 254.72 | -2.34 % |
| 1989 | 265.53 | 4.24 % |
| 1990 | 279.63 | 5.31 % |
| 1991 | 272.51 | -2.55 % |
| 1992 | 258.21 | -5.25 % |
| 1993 | 274.59 | 6.35 % |
| 1994 | 244.36 | -11.01 % |
| 1995 | 234.80 | -3.91 % |
| 1996 | 242.85 | 3.43 % |
| 1997 | 248.49 | 2.32 % |
| 1998 | 238.19 | -4.14 % |
| 1999 | 215.45 | -9.55 % |
| 2000 | 209.06 | -2.96 % |
| 2001 | 210.50 | 0.69 % |
| 2002 | 186.45 | -11.43 % |
| 2003 | 203.50 | 9.15 % |
| 2004 | 228.92 | 12.49 % |
| 2005 | 207.56 | -9.33 % |
| 2006 | 216.95 | 4.52 % |
| 2007 | 208.68 | -3.81 % |
| 2008 | 191.87 | -8.06 % |
| 2009 | 149.05 | -22.32 % |
| 2010 | 132.25 | -11.27 % |
|
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