|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | .35 | NA |
| 1987 | .35 | 0.00 % |
| 1988 | .44 | 26.32 % |
| 1989 | .44 | 0.27 % |
| 1990 | .42 | -5.26 % |
| 1991 | .40 | -5.56 % |
| 1992 | .49 | 23.19 % |
| 1993 | .54 | 9.82 % |
| 1994 | .58 | 8.70 % |
| 1995 | .61 | 4.00 % |
| 1996 | .70 | 15.07 % |
| 1997 | .75 | 6.96 % |
| 1998 | .77 | 3.13 % |
| 1999 | .77 | 0.00 % |
| 2000 | .77 | -0.27 % |
| 2001 | .75 | -2.76 % |
| 2002 | .77 | 3.13 % |
| 2003 | .77 | -0.43 % |
| 2004 | .83 | 7.55 % |
| 2005 | .91 | 10.35 % |
| 2006 | .96 | 5.13 % |
| 2007 | 1.15 | 19.51 % |
| 2008 | 1.19 | 4.08 % |
| 2009 | 1.18 | -1.34 % |
| 2010 | 1.75 | 48.64 % |
|
|