|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | .19 | NA |
| 1987 | .21 | 5.31 % |
| 1988 | .21 | 0.57 % |
| 1989 | .22 | 4.45 % |
| 1990 | .22 | 2.40 % |
| 1991 | .22 | 0.00 % |
| 1992 | .22 | 0.59 % |
| 1993 | .22 | 0.27 % |
| 1994 | .25 | 14.29 % |
| 1995 | .25 | 0.00 % |
| 1996 | .25 | -0.27 % |
| 1997 | .25 | 0.27 % |
| 1998 | .25 | 0.00 % |
| 1999 | .25 | 0.00 % |
| 2000 | .22 | -12.74 % |
| 2001 | .22 | 0.27 % |
| 2002 | .32 | 42.86 % |
| 2003 | .29 | -10.00 % |
| 2004 | .25 | -11.36 % |
| 2005 | .48 | 88.01 % |
| 2006 | .25 | -46.67 % |
| 2007 | .25 | 0.00 % |
| 2008 | .26 | 1.62 % |
| 2009 | .26 | -0.45 % |
| 2010 | .25 | -1.16 % |
|
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