| 时间 | 值 （万人） | 世界排名 |
|---|---|---|
| 2016 | 186 | 126 |
| 2015 | 180.9 | 127 |
| 2014 | 173.4 | 128 |
| 2013 | 165.5 | 128 |
| 2012 | 154.7 | 128 |
| 2011 | 145.5 | 131 |
| 2010 | 133.9 | 133 |
| 2009 | 116.8 | 138 |
| 2008 | 99.1 | 140 |
| 2007 | 81.9 | 143 |
| 2006 | 66.2 | 147 |
| 2005 | 53.9 | 151 |
| 2004 | 45.9 | 153 |
| 2003 | 40.9 | 153 |
| 2002 | 37.5 | 153 |
| 2001 | 35.3 | 153 |
| 2000 | 33.3 | 153 |
| 1999 | 32.2 | 153 |
| 1998 | 31.2 | 153 |
| 1997 | 30.5 | 153 |
| 1996 | 30.1 | 154 |
| 1995 | 29.8 | 154 |
| 1994 | 29.3 | 153 |
| 1993 | 28.9 | 154 |
| 1992 | 28.4 | 154 |
| 1991 | 28 | 155 |
| 1990 | 27.2 | 155 |