|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | .68 | NA |
| 1987 | .03 | -95.08 % |
| 1988 | .87 | 2,498.30 % |
| 1989 | .03 | -96.01 % |
| 1990 | .70 | 1,927.17 % |
| 1991 | .71 | 0.10 % |
| 1992 | .94 | 33.26 % |
| 1993 | 1.48 | 57.26 % |
| 1994 | .25 | -83.40 % |
| 1995 | .25 | 0.00 % |
| 1996 | .24 | -0.27 % |
| 1997 | 1.25 | 409.72 % |
| 1998 | 1.51 | 21.31 % |
| 1999 | 1.16 | -22.97 % |
| 2000 | 1.32 | 13.72 % |
| 2001 | 2.15 | 61.98 % |
| 2002 | .53 | -75.24 % |
| 2003 | 1.16 | 119.23 % |
| 2004 | .86 | -26.52 % |
| 2005 | .88 | 2.66 % |
| 2006 | 2.84 | 223.26 % |
| 2007 | 3.35 | 17.99 % |
| 2008 | 4.19 | 25.00 % |
| 2009 | 2.27 | -45.85 % |
| 2010 | 3.58 | 57.66 % |
|
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