|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | | NA |
| 1987 | | NA |
| 1988 | | NA |
| 1989 | | NA |
| 1990 | | NA |
| 1991 | .54 | NA |
| 1992 | .86 | 60.43 % |
| 1993 | .02 | -97.29 % |
| 1994 | .63 | 2,601.11 % |
| 1995 | 10.10 | 1,500.02 % |
| 1996 | 3.26 | -67.68 % |
| 1997 | 4.46 | 36.80 % |
| 1998 | 2.50 | -43.98 % |
| 1999 | 1.50 | -40.19 % |
| 2000 | .14 | -90.65 % |
| 2001 | .42 | 200.82 % |
| 2002 | .65 | 55.56 % |
| 2003 | 1.73 | 164.28 % |
| 2004 | 2.00 | 15.90 % |
| 2005 | 1.43 | -28.88 % |
| 2006 | 1.52 | 6.56 % |
| 2007 | 1.71 | 12.31 % |
| 2008 | 1.85 | 8.21 % |
| 2009 | 1.50 | -18.98 % |
| 2010 | 1.52 | 1.56 % |
|
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