|
| year | production | change |
| 1980 | 491.00 | NA |
| 1981 | 496.00 | 1.02 % |
| 1982 | 491.00 | -1.01 % |
| 1983 | 491.00 | 0.00 % |
| 1984 | 478.00 | -2.65 % |
| 1985 | 460.00 | -3.77 % |
| 1986 | 434.00 | -5.65 % |
| 1987 | 428.00 | -1.38 % |
| 1988 | 449.00 | 4.91 % |
| 1989 | 460.00 | 2.45 % |
| 1990 | 483.00 | 5.00 % |
| 1991 | 485.00 | 0.41 % |
| 1992 | 552.96 | 14.01 % |
| 1993 | 594.00 | 7.42 % |
| 1994 | 650.11 | 9.45 % |
| 1995 | 715.00 | 9.98 % |
| 1996 | 755.98 | 5.73 % |
| 1997 | 834.10 | 10.33 % |
| 1998 | 846.68 | 1.51 % |
| 1999 | 802.20 | -5.25 % |
| 2000 | 761.14 | -5.12 % |
| 2001 | 802.40 | 5.42 % |
| 2002 | 799.15 | -0.41 % |
| 2003 | 783.11 | -2.01 % |
| 2004 | 732.66 | -6.44 % |
| 2005 | 703.65 | -3.96 % |
| 2006 | 696.45 | -1.02 % |
| 2007 | 678.78 | -2.54 % |
| 2008 | 661.22 | -2.59 % |
| 2009 | 651.18 | -1.52 % |
| 2010 | 626.06 | -3.86 % |
| 2011 | 581.43 | -7.13 % |
| 2012 | 554.94 | -4.56 % |
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