| 时间 | 值 （万人） | 世界排名 |
|---|---|---|
| 2016 | 62.5 | 152 |
| 2015 | 60.5 | 153 |
| 2014 | 58.1 | 153 |
| 2013 | 55.9 | 153 |
| 2012 | 53.6 | 153 |
| 2011 | 51.4 | 154 |
| 2010 | 49.4 | 154 |
| 2009 | 49.8 | 154 |
| 2008 | 50.1 | 154 |
| 2007 | 50.3 | 154 |
| 2006 | 50.5 | 153 |
| 2005 | 50.6 | 153 |
| 2004 | 49 | 152 |
| 2003 | 47.6 | 152 |
| 2002 | 46.2 | 152 |
| 2001 | 45 | 152 |
| 2000 | 43.8 | 152 |
| 1999 | 42.7 | 151 |
| 1998 | 41.7 | 151 |
| 1997 | 40.7 | 151 |
| 1996 | 39.8 | 151 |
| 1995 | 38.9 | 151 |
| 1994 | 38.1 | 150 |
| 1993 | 37.3 | 150 |
| 1992 | 36.4 | 150 |
| 1991 | 35.5 | 151 |
| 1990 | 34.7 | 151 |