|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | | NA |
| 1987 | | NA |
| 1988 | | NA |
| 1989 | .70 | NA |
| 1990 | 2.92 | 316.67 % |
| 1991 | 1.43 | -51.20 % |
| 1992 | 8.02 | 462.39 % |
| 1993 | 1.87 | -76.68 % |
| 1994 | 2.57 | 37.50 % |
| 1995 | .26 | -90.00 % |
| 1996 | .02 | -90.94 % |
| 1997 | .05 | 100.56 % |
| 1998 | 1.73 | 3,600.75 % |
| 1999 | 1.05 | -39.19 % |
| 2000 | 4.59 | 336.58 % |
| 2001 | 2.59 | -43.50 % |
| 2002 | .58 | -77.48 % |
| 2003 | 1.45 | 148.00 % |
| 2004 | 1.65 | 14.20 % |
| 2005 | 3.25 | 96.31 % |
| 2006 | 6.15 | 89.21 % |
| 2007 | 5.19 | -15.59 % |
| 2008 | 4.46 | -13.96 % |
| 2009 | 5.56 | 24.61 % |
| 2010 | 6.03 | 8.40 % |
|
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