|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | .29 | NA |
| 1987 | .32 | 11.11 % |
| 1988 | | NA |
| 1989 | .19 | NA |
| 1990 | .19 | 0.36 % |
| 1991 | .19 | 0.00 % |
| 1992 | .25 | 32.97 % |
| 1993 | .25 | 0.27 % |
| 1994 | .25 | 0.00 % |
| 1995 | .16 | -35.34 % |
| 1996 | | NA |
| 1997 | .27 | NA |
| 1998 | .34 | 27.78 % |
| 1999 | .34 | 0.00 % |
| 2000 | .26 | -24.42 % |
| 2001 | .25 | -3.99 % |
| 2002 | .25 | 0.00 % |
| 2003 | .25 | 0.00 % |
| 2004 | .35 | 40.28 % |
| 2005 | .35 | 0.28 % |
| 2006 | .38 | 8.56 % |
| 2007 | .38 | 0.48 % |
| 2008 | .38 | -0.02 % |
| 2009 | .38 | 0.02 % |
| 2010 | .39 | 2.26 % |
|
|