|
| year | production | change |
| 1984 | 159.13 | NA |
| 1985 | 148.94 | -6.40 % |
| 1986 | 358.89 | 140.96 % |
| 1987 | 336.82 | -6.15 % |
| 1988 | 359.82 | 6.83 % |
| 1989 | 379.69 | 5.52 % |
| 1990 | 404.86 | 6.63 % |
| 1991 | 372.13 | -8.08 % |
| 1992 | 428.04 | 15.02 % |
| 1993 | 417.62 | -2.43 % |
| 1994 | 438.63 | 5.03 % |
| 1995 | 456.85 | 4.15 % |
| 1996 | 471.95 | 3.31 % |
| 1997 | 492.16 | 4.28 % |
| 1998 | 469.99 | -4.50 % |
| 1999 | 540.13 | 14.92 % |
| 2000 | 553.46 | 2.47 % |
| 2001 | 558.75 | 0.95 % |
| 2002 | 552.76 | -1.07 % |
| 2003 | 544.36 | -1.52 % |
| 2004 | 558.51 | 2.60 % |
| 2005 | 550.65 | -1.41 % |
| 2006 | 480.74 | -12.70 % |
| 2007 | 497.72 | 3.53 % |
| 2008 | 510.23 | 2.51 % |
| 2009 | 301.63 | -40.88 % |
| 2010 | 557.14 | 84.71 % |
|
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