|
| year | production | change |
| 1980 | 184.00 | NA |
| 1981 | 157.15 | -14.59 % |
| 1982 | 186.00 | 18.36 % |
| 1983 | 174.10 | -6.40 % |
| 1984 | 209.00 | 20.05 % |
| 1985 | 191.00 | -8.61 % |
| 1986 | 193.00 | 1.05 % |
| 1987 | 198.10 | 2.64 % |
| 1988 | 206.95 | 4.47 % |
| 1989 | 215.07 | 3.92 % |
| 1990 | 276.00 | 28.33 % |
| 1991 | 328.00 | 18.84 % |
| 1992 | 400.83 | 22.20 % |
| 1993 | 476.75 | 18.94 % |
| 1994 | 476.74 | 0.00 % |
| 1995 | 476.75 | 0.00 % |
| 1996 | 483.82 | 1.48 % |
| 1997 | 614.48 | 27.01 % |
| 1998 | 691.47 | 12.53 % |
| 1999 | 778.70 | 12.61 % |
| 2000 | 1,027.67 | 31.97 % |
| 2001 | 953.51 | -7.22 % |
| 2002 | 1,041.79 | 9.26 % |
| 2003 | 1,108.89 | 6.44 % |
| 2004 | 1,383.29 | 24.75 % |
| 2005 | 1,617.43 | 16.93 % |
| 2006 | 1,790.47 | 10.70 % |
| 2007 | 2,231.91 | 24.65 % |
| 2008 | 2,718.58 | 21.81 % |
| 2009 | 3,153.63 | 16.00 % |
| 2010 | 3,402.07 | 7.88 % |
| 2011 | 4,705.02 | 38.30 % |
|
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