| 时间 | 值 （万人） | 世界排名 |
|---|---|---|
| 2016 | 89.1 | 135 |
| 2015 | 89.2 | 135 |
| 2014 | 89.3 | 134 |
| 2013 | 89.3 | 133 |
| 2012 | 89.3 | 133 |
| 2011 | 89.2 | 134 |
| 2010 | 89.1 | 133 |
| 2009 | 88.9 | 134 |
| 2008 | 88.6 | 135 |
| 2007 | 88.3 | 135 |
| 2006 | 88 | 134 |
| 2005 | 87.5 | 133 |
| 2004 | 87 | 133 |
| 2003 | 86.4 | 132 |
| 2002 | 85.8 | 132 |
| 2001 | 85.1 | 132 |
| 2000 | 84.3 | 132 |
| 1999 | 83.5 | 132 |
| 1998 | 82.6 | 132 |
| 1997 | 81.6 | 132 |
| 1996 | 80.8 | 132 |
| 1995 | 80.1 | 132 |
| 1994 | 79.7 | 132 |
| 1993 | 80.8 | 132 |
| 1992 | 82 | 132 |
| 1991 | 83.3 | 132 |
| 1990 | 84.3 | 132 |
| 1989 | 85.1 | 131 |
| 1988 | 85.9 | 131 |
| 1987 | 86.6 | 131 |
| 1986 | 87.2 | 131 |