|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | | NA |
| 1987 | | NA |
| 1988 | | NA |
| 1989 | | NA |
| 1990 | .02 | NA |
| 1991 | .04 | 85.71 % |
| 1992 | | NA |
| 1993 | | NA |
| 1994 | | NA |
| 1995 | | NA |
| 1996 | | NA |
| 1997 | | NA |
| 1998 | | NA |
| 1999 | | NA |
| 2000 | .19 | NA |
| 2001 | .13 | -33.15 % |
| 2002 | .16 | 25.00 % |
| 2003 | .16 | 0.00 % |
| 2004 | .19 | 19.67 % |
| 2005 | .19 | 0.27 % |
| 2006 | .19 | 0.00 % |
| 2007 | .22 | 16.67 % |
| 2008 | .22 | 0.00 % |
| 2009 | .25 | 14.29 % |
| 2010 | .25 | 0.00 % |
|
|