| 时间 | 值 （万人） | 世界排名 |
|---|---|---|
| 2016 | 66.6 | 144 |
| 2015 | 65.9 | 144 |
| 2014 | 65.1 | 144 |
| 2013 | 64.4 | 145 |
| 2012 | 63.7 | 143 |
| 2011 | 63 | 144 |
| 2010 | 62.3 | 144 |
| 2009 | 61.7 | 144 |
| 2008 | 60.6 | 144 |
| 2007 | 60 | 144 |
| 2006 | 59.4 | 144 |
| 2005 | 58.8 | 144 |
| 2004 | 58.2 | 144 |
| 2003 | 57.6 | 144 |
| 2002 | 57 | 144 |
| 2001 | 56.2 | 144 |
| 2000 | 55.3 | 144 |
| 1999 | 54.3 | 145 |
| 1998 | 53.3 | 146 |
| 1997 | 52.5 | 146 |
| 1996 | 51.6 | 146 |
| 1995 | 50.6 | 146 |
| 1994 | 49.8 | 146 |
| 1993 | 49.1 | 145 |
| 1992 | 48.3 | 145 |
| 1991 | 47.2 | 145 |
| 1990 | 44.9 | 147 |
| 1989 | 44 | 146 |
| 1988 | 43.8 | 146 |
| 1987 | 43.5 | 146 |
| 1986 | 43.3 | 147 |