|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | | NA |
| 1987 | | NA |
| 1988 | | NA |
| 1989 | | NA |
| 1990 | | NA |
| 1991 | | NA |
| 1992 | | NA |
| 1993 | | NA |
| 1994 | | NA |
| 1995 | | NA |
| 1996 | | NA |
| 1997 | | NA |
| 1998 | .03 | NA |
| 1999 | .03 | 0.00 % |
| 2000 | .06 | 99.47 % |
| 2001 | .06 | 0.27 % |
| 2002 | .13 | 100.00 % |
| 2003 | .13 | 0.00 % |
| 2004 | .16 | 24.66 % |
| 2005 | .16 | 0.27 % |
| 2006 | .06 | -60.00 % |
| 2007 | .06 | 0.00 % |
| 2008 | .10 | 50.00 % |
| 2009 | .13 | 33.33 % |
| 2010 | .06 | -50.00 % |
|
|