|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | 36.98 | NA |
| 1987 | 27.70 | -25.09 % |
| 1988 | 25.74 | -7.07 % |
| 1989 | 35.92 | 39.54 % |
| 1990 | 29.79 | -17.06 % |
| 1991 | 37.46 | 25.73 % |
| 1992 | 38.08 | 1.64 % |
| 1993 | 32.85 | -13.73 % |
| 1994 | 39.82 | 21.22 % |
| 1995 | 40.80 | 2.47 % |
| 1996 | 41.16 | 0.88 % |
| 1997 | 43.38 | 5.37 % |
| 1998 | 45.66 | 5.27 % |
| 1999 | 40.34 | -11.65 % |
| 2000 | 39.41 | -2.31 % |
| 2001 | 37.69 | -4.36 % |
| 2002 | 39.50 | 4.80 % |
| 2003 | 41.76 | 5.72 % |
| 2004 | 43.88 | 5.08 % |
| 2005 | 43.18 | -1.59 % |
| 2006 | 41.58 | -3.71 % |
| 2007 | 34.56 | -16.89 % |
| 2008 | 41.58 | 20.32 % |
| 2009 | 26.40 | -36.51 % |
| 2010 | 27.26 | 3.26 % |
|
|