|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | .18 | NA |
| 1987 | .18 | 3.92 % |
| 1988 | .17 | -8.74 % |
| 1989 | .19 | 13.72 % |
| 1990 | .19 | 2.73 % |
| 1991 | .21 | 9.73 % |
| 1992 | .22 | 3.84 % |
| 1993 | .22 | 0.27 % |
| 1994 | .22 | 0.00 % |
| 1995 | .22 | 0.00 % |
| 1996 | .22 | -0.27 % |
| 1997 | .22 | 0.27 % |
| 1998 | .22 | 0.00 % |
| 1999 | .22 | 0.00 % |
| 2000 | .25 | 13.97 % |
| 2001 | .25 | 0.28 % |
| 2002 | .25 | 0.00 % |
| 2003 | .25 | 0.00 % |
| 2004 | .25 | -0.28 % |
| 2005 | .32 | 25.34 % |
| 2006 | .29 | -10.00 % |
| 2007 | .25 | -11.11 % |
| 2008 | .25 | 0.00 % |
| 2009 | .32 | 25.00 % |
| 2010 | .32 | 0.00 % |
|
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