|
| year | imports | change |
| 1984 | .74 | NA |
| 1985 | .35 | -53.00 % |
| 1986 | | NA |
| 1987 | 1.32 | NA |
| 1988 | | NA |
| 1989 | | NA |
| 1990 | | NA |
| 1991 | 2.65 | NA |
| 1992 | 2.24 | -15.57 % |
| 1993 | 4.68 | 108.86 % |
| 1994 | .35 | -92.58 % |
| 1995 | .69 | 100.00 % |
| 1996 | 1.15 | 66.21 % |
| 1997 | .02 | -97.99 % |
| 1998 | | NA |
| 1999 | .23 | NA |
| 2000 | 3.44 | 1,385.91 % |
| 2001 | .23 | -93.27 % |
| 2002 | .79 | 239.99 % |
| 2003 | 1.11 | 41.18 % |
| 2004 | 2.98 | 168.02 % |
| 2005 | 2.96 | -0.50 % |
| 2006 | 2.38 | -19.53 % |
| 2007 | 2.08 | -12.62 % |
| 2008 | 2.66 | 27.43 % |
| 2009 | 5.42 | 104.04 % |
| 2010 | 4.01 | -26.07 % |
|
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