|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | 3.34 | NA |
| 1987 | 2.85 | -14.59 % |
| 1988 | 2.84 | -0.50 % |
| 1989 | 3.37 | 18.80 % |
| 1990 | 3.50 | 3.77 % |
| 1991 | 3.75 | 7.27 % |
| 1992 | 3.83 | 2.27 % |
| 1993 | 3.46 | -9.67 % |
| 1994 | 4.13 | 19.27 % |
| 1995 | 3.81 | -7.69 % |
| 1996 | 7.45 | 95.30 % |
| 1997 | 5.47 | -26.61 % |
| 1998 | 6.32 | 15.70 % |
| 1999 | 5.28 | -16.58 % |
| 2000 | 5.64 | 6.94 % |
| 2001 | 7.31 | 29.57 % |
| 2002 | 7.15 | -2.17 % |
| 2003 | 6.90 | -3.56 % |
| 2004 | 6.88 | -0.27 % |
| 2005 | 6.48 | -5.73 % |
| 2006 | 9.79 | 50.98 % |
| 2007 | 11.79 | 20.45 % |
| 2008 | 11.95 | 1.35 % |
| 2009 | 12.62 | 5.59 % |
| 2010 | 13.03 | 3.27 % |
|
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