|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | .13 | NA |
| 1987 | .15 | 16.67 % |
| 1988 | .25 | 68.30 % |
| 1989 | .15 | -40.58 % |
| 1990 | .15 | 0.00 % |
| 1991 | .17 | 14.29 % |
| 1992 | .19 | 12.19 % |
| 1993 | .19 | 0.27 % |
| 1994 | .19 | 0.00 % |
| 1995 | .19 | 0.00 % |
| 1996 | .19 | -0.27 % |
| 1997 | .21 | 11.42 % |
| 1998 | .21 | 0.00 % |
| 1999 | .21 | 0.00 % |
| 2000 | .25 | 19.67 % |
| 2001 | .25 | 0.28 % |
| 2002 | .25 | 0.00 % |
| 2003 | .28 | 8.33 % |
| 2004 | .25 | -7.95 % |
| 2005 | .23 | -8.08 % |
| 2006 | .31 | 31.58 % |
| 2007 | .23 | -24.00 % |
| 2008 | .24 | 4.55 % |
| 2009 | .25 | 4.35 % |
| 2010 | .25 | 0.00 % |
|
|