| 时间 | 值 （亿元） | 世界排名 |
|---|---|---|
| 2016 | 96.4 | 119 |
| 2015 | 101.4 | 132 |
| 2014 | 90 | 134 |
| 2013 | 86.6 | 135 |
| 2012 | 71.5 | 136 |
| 2011 | 66.8 | 137 |
| 2010 | 65.8 | 137 |
| 2009 | 57.5 | 139 |
| 2008 | 48.8 | 144 |
| 2007 | 40.8 | 145 |
| 2006 | 35.1 | 144 |
| 2005 | 25.9 | 145 |
| 2004 | 23.8 | 143 |
| 2003 | 23 | 141 |
| 2002 | 21.7 | 140 |
| 2001 | 19.9 | 140 |
| 2000 | 17 | 142 |
| 1999 | 16.8 | 134 |
| 1998 | 17.7 | 131 |
| 1997 | 15.3 | 132 |
| 1996 | 13.3 | 130 |
| 1995 | 11.4 | 131 |
| 1994 | 10.4 | 126 |
| 1993 | 9.4 | 122 |
| 1992 | 7.6 | 115 |
| 1991 | 6.9 | 115 |
| 1990 | 6.3 | 109 |
| 1989 | 5.7 | 106 |
| 1988 | 5 | 105 |
| 1987 | 4 | 103 |
| 1986 | 3.6 | 100 |