|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | 2.49 | NA |
| 1987 | 2.46 | -1.27 % |
| 1988 | 1.09 | -55.92 % |
| 1989 | 2.48 | 128.71 % |
| 1990 | 1.05 | -57.65 % |
| 1991 | 1.03 | -2.06 % |
| 1992 | 1.72 | 66.57 % |
| 1993 | .95 | -44.70 % |
| 1994 | 1.31 | 38.46 % |
| 1995 | 1.33 | 1.39 % |
| 1996 | 1.33 | -0.27 % |
| 1997 | 3.08 | 132.14 % |
| 1998 | 2.70 | -12.43 % |
| 1999 | 4.07 | 50.68 % |
| 2000 | 3.38 | -16.82 % |
| 2001 | 3.41 | 0.81 % |
| 2002 | 2.76 | -19.25 % |
| 2003 | 2.10 | -23.84 % |
| 2004 | 1.89 | -9.81 % |
| 2005 | 2.70 | 42.70 % |
| 2006 | 7.50 | 177.70 % |
| 2007 | 4.43 | -40.88 % |
| 2008 | 3.19 | -28.13 % |
| 2009 | 6.37 | 99.84 % |
| 2010 | 6.64 | 4.30 % |
|
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