|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | .57 | NA |
| 1987 | .53 | -7.14 % |
| 1988 | | NA |
| 1989 | .51 | NA |
| 1990 | .51 | 0.00 % |
| 1991 | .59 | 16.00 % |
| 1992 | .59 | -0.27 % |
| 1993 | .57 | -3.18 % |
| 1994 | .59 | 3.57 % |
| 1995 | .63 | 6.90 % |
| 1996 | .63 | -0.27 % |
| 1997 | .63 | 0.27 % |
| 1998 | .63 | 0.00 % |
| 1999 | .63 | 0.00 % |
| 2000 | .67 | 6.16 % |
| 2001 | 2.25 | 234.25 % |
| 2002 | .76 | -66.36 % |
| 2003 | .78 | 2.70 % |
| 2004 | 1.41 | 81.08 % |
| 2005 | 1.06 | -24.43 % |
| 2006 | 1.23 | 15.38 % |
| 2007 | 2.45 | 100.00 % |
| 2008 | 3.17 | 29.17 % |
| 2009 | 3.23 | 1.94 % |
| 2010 | 3.23 | 0.00 % |
|
|