|
| year | imports | change |
| 1984 | 2.14 | NA |
| 1985 | 1.94 | -9.54 % |
| 1986 | 2.77 | 43.08 % |
| 1987 | 2.73 | -1.73 % |
| 1988 | 2.82 | 3.42 % |
| 1989 | 2.48 | -12.15 % |
| 1990 | 2.06 | -16.82 % |
| 1991 | 3.06 | 48.31 % |
| 1992 | 2.91 | -4.81 % |
| 1993 | 2.75 | -5.30 % |
| 1994 | 3.26 | 18.49 % |
| 1995 | 3.03 | -7.09 % |
| 1996 | 3.07 | 1.25 % |
| 1997 | 3.06 | -0.48 % |
| 1998 | 3.29 | 7.58 % |
| 1999 | 3.45 | 4.93 % |
| 2000 | 3.30 | -4.29 % |
| 2001 | 3.15 | -4.63 % |
| 2002 | 3.38 | 7.35 % |
| 2003 | 3.26 | -3.42 % |
| 2004 | 3.49 | 6.80 % |
| 2005 | 3.80 | 8.91 % |
| 2006 | 3.77 | -0.61 % |
| 2007 | 3.47 | -7.98 % |
| 2008 | 3.51 | 1.06 % |
| 2009 | 3.64 | 3.59 % |
| 2010 | 3.38 | -7.02 % |
|
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