| 时间 | 值 （亿元） | 世界排名 |
|---|---|---|
| 2015 | 100.4 | 133 |
| 2014 | 97.6 | 131 |
| 2013 | 91.6 | 133 |
| 2012 | 84.6 | 132 |
| 2011 | 81.4 | 133 |
| 2010 | 78.7 | 135 |
| 2009 | 71.2 | 136 |
| 2008 | 67.3 | 140 |
| 2007 | 56.2 | 140 |
| 2006 | 40.4 | 142 |
| 2005 | 35.1 | 139 |
| 2004 | 28.8 | 139 |
| 2003 | 27.6 | 138 |
| 2002 | 26 | 137 |
| 2001 | 23.6 | 136 |
| 2000 | 21.6 | 134 |
| 1999 | 19.6 | 132 |
| 1998 | 18.8 | 129 |
| 1997 | 16.1 | 130 |
| 1996 | 14.9 | 126 |
| 1995 | 14.5 | 127 |
| 1994 | 13.5 | 119 |
| 1993 | 12.7 | 117 |
| 1992 | 12 | 107 |
| 1991 | 11.5 | 106 |
| 1990 | 9.3 | 103 |
| 1989 | 10.5 | 93 |
| 1988 | 10.1 | 92 |
| 1987 | 9.7 | 90 |
| 1986 | 8.9 | 88 |