|
| year | imports | change |
| 1984 | 10.53 | NA |
| 1985 | 10.01 | -4.92 % |
| 1986 | 6.63 | -33.73 % |
| 1987 | 6.96 | 4.93 % |
| 1988 | 5.51 | -20.79 % |
| 1989 | 6.24 | 13.16 % |
| 1990 | 4.77 | -23.60 % |
| 1991 | 13.09 | 174.67 % |
| 1992 | 19.24 | 46.93 % |
| 1993 | 17.77 | -7.66 % |
| 1994 | 15.38 | -13.42 % |
| 1995 | 16.91 | 9.92 % |
| 1996 | 16.04 | -5.15 % |
| 1997 | 18.34 | 14.34 % |
| 1998 | 14.17 | -22.70 % |
| 1999 | 11.41 | -19.51 % |
| 2000 | 10.97 | -3.88 % |
| 2001 | 7.15 | -34.79 % |
| 2002 | 4.99 | -30.22 % |
| 2003 | 4.13 | -17.20 % |
| 2004 | 5.90 | 42.69 % |
| 2005 | 6.52 | 10.52 % |
| 2006 | 8.14 | 24.88 % |
| 2007 | 6.52 | -19.92 % |
| 2008 | 38.29 | 487.66 % |
| 2009 | 36.42 | -4.87 % |
| 2010 | 22.63 | -37.87 % |
|
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