|
| year | production | change |
| 1984 | 302.82 | NA |
| 1985 | 393.83 | 30.06 % |
| 1986 | 404.49 | 2.71 % |
| 1987 | 410.18 | 1.41 % |
| 1988 | 415.15 | 1.21 % |
| 1989 | 427.37 | 2.94 % |
| 1990 | 415.76 | -2.72 % |
| 1991 | 413.93 | -0.44 % |
| 1992 | 403.27 | -2.58 % |
| 1993 | 403.82 | 0.14 % |
| 1994 | 415.72 | 2.95 % |
| 1995 | 408.40 | -1.76 % |
| 1996 | 402.44 | -1.46 % |
| 1997 | 375.04 | -6.81 % |
| 1998 | 361.95 | -3.49 % |
| 1999 | 354.87 | -1.95 % |
| 2000 | 352.85 | -0.57 % |
| 2001 | 355.60 | 0.78 % |
| 2002 | 366.27 | 3.00 % |
| 2003 | 415.05 | 13.32 % |
| 2004 | 442.17 | 6.53 % |
| 2005 | 436.14 | -1.36 % |
| 2006 | 435.05 | -0.25 % |
| 2007 | 436.74 | 0.39 % |
| 2008 | 429.99 | -1.55 % |
| 2009 | 454.47 | 5.69 % |
| 2010 | 407.73 | -10.28 % |
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