| 时间 | 值 （亿元） | 世界排名 |
|---|---|---|
| 2016 | 483.2 | 101 |
| 2015 | 411.1 | 115 |
| 2014 | 431.9 | 114 |
| 2013 | 375.8 | 116 |
| 2012 | 329.8 | 117 |
| 2011 | 281.9 | 118 |
| 2010 | 241.8 | 123 |
| 2009 | 207.6 | 123 |
| 2008 | 193.9 | 125 |
| 2007 | 156.5 | 126 |
| 2006 | 134.8 | 126 |
| 2005 | 119.3 | 125 |
| 2004 | 99.8 | 123 |
| 2003 | 80.2 | 122 |
| 2002 | 68.1 | 123 |
| 2001 | 50 | 123 |
| 2000 | 37.9 | 123 |
| 1999 | 25.8 | 126 |
| 1998 | 52.5 | 118 |
| 1997 | 62.7 | 111 |
| 1996 | 57.5 | 109 |
| 1995 | 51.2 | 106 |
| 1994 | 47.9 | 101 |
| 1993 | 34.4 | 100 |
| 1992 | 23.5 | 96 |
| 1991 | 22.5 | 93 |
| 1990 | 21.2 | 90 |
| 1989 | 14.1 | 91 |
| 1988 | 15.3 | 87 |
| 1987 | 19.2 | 85 |
| 1986 | 20.3 | 84 |