|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | .40 | NA |
| 1987 | .28 | -29.24 % |
| 1988 | .33 | 16.35 % |
| 1989 | .28 | -14.05 % |
| 1990 | .35 | 25.00 % |
| 1991 | .35 | 0.00 % |
| 1992 | .35 | -0.27 % |
| 1993 | .35 | 0.27 % |
| 1994 | .37 | 6.67 % |
| 1995 | .37 | -0.27 % |
| 1996 | .37 | 0.00 % |
| 1997 | .40 | 6.54 % |
| 1998 | .40 | 0.00 % |
| 1999 | .40 | 0.00 % |
| 2000 | .42 | 5.59 % |
| 2001 | .42 | 0.27 % |
| 2002 | .47 | 11.11 % |
| 2003 | .47 | 0.00 % |
| 2004 | .49 | 4.71 % |
| 2005 | .51 | 5.05 % |
| 2006 | .47 | -9.09 % |
| 2007 | .51 | 10.00 % |
| 2008 | .51 | 0.00 % |
| 2009 | .51 | 0.00 % |
| 2010 | .51 | 0.00 % |
|
|