|
| year | production | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | 41.18 | NA |
| 1987 | 36.78 | -10.67 % |
| 1988 | 40.00 | 8.74 % |
| 1989 | 40.86 | 2.15 % |
| 1990 | 45.38 | 11.06 % |
| 1991 | 55.07 | 21.35 % |
| 1992 | 66.85 | 21.39 % |
| 1993 | 67.57 | 1.09 % |
| 1994 | 61.93 | -8.35 % |
| 1995 | 67.05 | 8.28 % |
| 1996 | 55.62 | -17.06 % |
| 1997 | 68.68 | 23.49 % |
| 1998 | 60.85 | -11.39 % |
| 1999 | 58.52 | -3.84 % |
| 2000 | 58.38 | -0.24 % |
| 2001 | 52.15 | -10.67 % |
| 2002 | 64.37 | 23.43 % |
| 2003 | 62.23 | -3.32 % |
| 2004 | 35.33 | -43.23 % |
| 2005 | 49.95 | 41.37 % |
| 2006 | 62.14 | 24.42 % |
| 2007 | 66.95 | 7.73 % |
| 2008 | 59.58 | -11.01 % |
| 2009 | 47.87 | -19.65 % |
| 2010 | 49.53 | 3.48 % |
|
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