| 时间 | 值 （万人） | 世界排名 |
|---|---|---|
| 2016 | 79.8 | 161 |
| 2015 | 78.7 | 161 |
| 2014 | 77.6 | 161 |
| 2013 | 76.5 | 161 |
| 2012 | 75.3 | 162 |
| 2011 | 74.1 | 163 |
| 2010 | 72.8 | 163 |
| 2009 | 71.4 | 163 |
| 2008 | 70.1 | 163 |
| 2007 | 68.7 | 163 |
| 2006 | 67.2 | 163 |
| 2005 | 65.7 | 163 |
| 2004 | 64 | 163 |
| 2003 | 62.3 | 163 |
| 2002 | 60.6 | 164 |
| 2001 | 59 | 164 |
| 2000 | 57.3 | 164 |
| 1999 | 55.8 | 164 |
| 1998 | 54.2 | 164 |
| 1997 | 52.9 | 164 |
| 1996 | 51.9 | 164 |
| 1995 | 51.5 | 162 |
| 1994 | 51.7 | 161 |
| 1993 | 52.3 | 161 |
| 1992 | 53.2 | 160 |
| 1991 | 53.7 | 161 |
| 1990 | 53.7 | 161 |
| 1989 | 53 | 159 |
| 1988 | 51.7 | 159 |
| 1987 | 50 | 158 |
| 1986 | 48.3 | 158 |