|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | .12 | NA |
| 1987 | .22 | 84.39 % |
| 1988 | .18 | -19.82 % |
| 1989 | .19 | 8.03 % |
| 1990 | .21 | 13.31 % |
| 1991 | .21 | -2.40 % |
| 1992 | .23 | 10.70 % |
| 1993 | .20 | -13.90 % |
| 1994 | .20 | 0.00 % |
| 1995 | .20 | 0.00 % |
| 1996 | .20 | 0.00 % |
| 1997 | .20 | 0.00 % |
| 1998 | .11 | -47.06 % |
| 1999 | .11 | 0.00 % |
| 2000 | .11 | -0.27 % |
| 2001 | .03 | -67.68 % |
| 2002 | .03 | 0.00 % |
| 2003 | .08 | 148.20 % |
| 2004 | .08 | -0.27 % |
| 2005 | .21 | 150.69 % |
| 2006 | .32 | 50.00 % |
| 2007 | .32 | 0.00 % |
| 2008 | .17 | -46.67 % |
| 2009 | .17 | 0.00 % |
| 2010 | .19 | 12.50 % |
|
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