| 时间 | 值 （万人） | 世界排名 |
|---|---|---|
| 2016 | 252 | 97 |
| 2015 | 251.6 | 97 |
| 2014 | 251.3 | 96 |
| 2013 | 250.8 | 96 |
| 2012 | 249.7 | 97 |
| 2011 | 248.5 | 99 |
| 2010 | 248.2 | 99 |
| 2009 | 247.5 | 99 |
| 2008 | 245.5 | 100 |
| 2007 | 243.7 | 101 |
| 2006 | 245.3 | 101 |
| 2005 | 244.7 | 101 |
| 2004 | 244.6 | 100 |
| 2003 | 244.8 | 100 |
| 2002 | 244.8 | 99 |
| 2001 | 245 | 100 |
| 2000 | 245.8 | 99 |
| 1999 | 247 | 99 |
| 1998 | 248.4 | 99 |
| 1997 | 249.9 | 99 |
| 1996 | 251.2 | 100 |
| 1995 | 251.1 | 100 |
| 1994 | 251.3 | 100 |
| 1993 | 251.8 | 100 |
| 1992 | 252.5 | 101 |
| 1991 | 252.3 | 101 |
| 1990 | 249.2 | 101 |
| 1989 | 245.5 | 100 |
| 1988 | 241.4 | 100 |
| 1987 | 237.5 | 100 |
| 1986 | 233.9 | 101 |