| 时间 | 值 （万人） | 世界排名 |
|---|---|---|
| 2016 | 64.2 | 145 |
| 2015 | 63 | 146 |
| 2014 | 62 | 146 |
| 2013 | 61.2 | 146 |
| 2012 | 60.8 | 146 |
| 2011 | 60.6 | 145 |
| 2010 | 60.2 | 145 |
| 2009 | 59.6 | 145 |
| 2008 | 59.1 | 145 |
| 2007 | 58.7 | 145 |
| 2006 | 58.3 | 145 |
| 2005 | 57.7 | 145 |
| 2004 | 57.1 | 145 |
| 2003 | 56.4 | 145 |
| 2002 | 55.7 | 145 |
| 2001 | 55.2 | 145 |
| 2000 | 55.3 | 145 |
| 1999 | 55.2 | 144 |
| 1998 | 55.1 | 144 |
| 1997 | 54.9 | 144 |
| 1996 | 54.4 | 144 |
| 1995 | 53.9 | 144 |
| 1994 | 53.5 | 144 |
| 1993 | 53.1 | 144 |
| 1992 | 52.9 | 143 |
| 1991 | 52.7 | 143 |
| 1990 | 50.8 | 144 |
| 1989 | 51.1 | 142 |
| 1988 | 51.7 | 142 |
| 1987 | 52.3 | 141 |
| 1986 | 52.7 | 141 |