|
| year | production | change |
| 1984 | 15.01 | NA |
| 1985 | 26.67 | 77.73 % |
| 1986 | 26.85 | 0.69 % |
| 1987 | 29.44 | 9.65 % |
| 1988 | 37.17 | 26.25 % |
| 1989 | 50.40 | 35.59 % |
| 1990 | 65.56 | 30.06 % |
| 1991 | 78.22 | 19.32 % |
| 1992 | 88.37 | 12.98 % |
| 1993 | 121.27 | 37.22 % |
| 1994 | 138.93 | 14.57 % |
| 1995 | 165.67 | 19.24 % |
| 1996 | 193.81 | 16.99 % |
| 1997 | 215.49 | 11.19 % |
| 1998 | 208.30 | -3.34 % |
| 1999 | 205.93 | -1.14 % |
| 2000 | 207.84 | 0.93 % |
| 2001 | 209.58 | 0.83 % |
| 2002 | 210.96 | 0.66 % |
| 2003 | 200.14 | -5.13 % |
| 2004 | 206.28 | 3.07 % |
| 2005 | 202.24 | -1.96 % |
| 2006 | 216.75 | 7.17 % |
| 2007 | 214.25 | -1.15 % |
| 2008 | 253.74 | 18.43 % |
| 2009 | 297.73 | 17.34 % |
| 2010 | 306.33 | 2.89 % |
|
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