|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | .06 | NA |
| 1987 | .06 | 0.00 % |
| 1988 | .06 | -0.28 % |
| 1989 | .06 | 0.28 % |
| 1990 | .13 | 100.00 % |
| 1991 | .13 | 0.00 % |
| 1992 | .13 | -0.28 % |
| 1993 | .13 | 0.28 % |
| 1994 | .16 | 25.00 % |
| 1995 | .19 | 20.00 % |
| 1996 | .22 | 16.35 % |
| 1997 | .10 | -57.03 % |
| 1998 | .10 | 0.00 % |
| 1999 | .10 | 0.00 % |
| 2000 | .10 | -0.27 % |
| 2001 | .10 | 0.27 % |
| 2002 | .10 | 0.00 % |
| 2003 | .10 | 0.00 % |
| 2004 | .13 | 32.98 % |
| 2005 | .10 | -24.80 % |
| 2006 | .13 | 33.33 % |
| 2007 | .16 | 25.00 % |
| 2008 | .18 | 14.00 % |
| 2009 | .20 | 8.77 % |
| 2010 | .20 | 0.00 % |
|
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