|
| year | imports | change |
| 1984 | 26.86 | NA |
| 1985 | 30.84 | 14.82 % |
| 1986 | 38.01 | 23.24 % |
| 1987 | 38.10 | 0.24 % |
| 1988 | 30.35 | -20.33 % |
| 1989 | 25.14 | -17.16 % |
| 1990 | 21.38 | -14.95 % |
| 1991 | 16.09 | -24.74 % |
| 1992 | 15.13 | -5.99 % |
| 1993 | 18.73 | 23.81 % |
| 1994 | 36.75 | 96.20 % |
| 1995 | 25.61 | -30.33 % |
| 1996 | 29.29 | 14.39 % |
| 1997 | 27.23 | -7.03 % |
| 1998 | 16.72 | -38.61 % |
| 1999 | 17.48 | 4.55 % |
| 2000 | 11.86 | -32.14 % |
| 2001 | 10.62 | -10.45 % |
| 2002 | 14.26 | 34.28 % |
| 2003 | 17.19 | 20.57 % |
| 2004 | 11.16 | -35.12 % |
| 2005 | 13.84 | 24.04 % |
| 2006 | 12.83 | -7.28 % |
| 2007 | 13.52 | 5.37 % |
| 2008 | 14.45 | 6.90 % |
| 2009 | 10.02 | -30.66 % |
| 2010 | 12.25 | 22.22 % |
|
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