|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | .28 | NA |
| 1987 | .26 | -8.33 % |
| 1988 | .28 | 8.80 % |
| 1989 | .28 | 0.27 % |
| 1990 | .23 | -16.67 % |
| 1991 | .23 | 0.00 % |
| 1992 | .19 | -20.22 % |
| 1993 | .19 | 1.91 % |
| 1994 | .19 | 0.00 % |
| 1995 | .19 | 0.00 % |
| 1996 | .19 | 0.00 % |
| 1997 | .19 | 0.00 % |
| 1998 | .19 | 0.00 % |
| 1999 | .19 | 0.00 % |
| 2000 | | NA |
| 2001 | | NA |
| 2002 | | NA |
| 2003 | | NA |
| 2004 | | NA |
| 2005 | .82 | NA |
| 2006 | .70 | -14.29 % |
| 2007 | .79 | 13.33 % |
| 2008 | .79 | 0.00 % |
| 2009 | .79 | 0.00 % |
| 2010 | .79 | 0.00 % |
|
|