|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | .00 | NA |
| 1987 | 1.26 | 26,114.97 % |
| 1988 | .85 | -32.43 % |
| 1989 | 1.73 | 102.97 % |
| 1990 | 2.41 | 39.46 % |
| 1991 | .58 | -75.76 % |
| 1992 | 3.71 | 534.50 % |
| 1993 | 2.81 | -24.13 % |
| 1994 | 1.74 | -38.27 % |
| 1995 | 1.77 | 2.07 % |
| 1996 | 1.83 | 3.45 % |
| 1997 | 2.98 | 62.67 % |
| 1998 | 3.58 | 19.86 % |
| 1999 | 3.37 | -5.71 % |
| 2000 | 3.95 | 17.25 % |
| 2001 | 4.05 | 2.34 % |
| 2002 | 3.97 | -2.02 % |
| 2003 | 5.15 | 29.90 % |
| 2004 | 9.56 | 85.60 % |
| 2005 | 12.32 | 28.92 % |
| 2006 | 12.86 | 4.31 % |
| 2007 | 12.37 | -3.82 % |
| 2008 | 12.57 | 1.65 % |
| 2009 | 13.06 | 3.90 % |
| 2010 | 13.90 | 6.42 % |
|
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