| 时间 | 值 （人/平方公里） | 世界排名 |
|---|---|---|
| 2016 | 2994428 | 60 |
| 2015 | 2918337 | 60 |
| 2014 | 2846890 | 60 |
| 2013 | 2778627 | 60 |
| 2012 | 2712000 | 60 |
| 2011 | 2646971 | 60 |
| 2010 | 2583587 | 60 |
| 2009 | 2521721 | 61 |
| 2008 | 2461418 | 62 |
| 2007 | 2402397 | 61 |
| 2006 | 2344870 | 61 |
| 2005 | 2288720 | 61 |
| 2004 | 2233989 | 62 |
| 2003 | 2180422 | 63 |
| 2002 | 2118536 | 63 |
| 2001 | 2044389 | 63 |
| 2000 | 1972933 | 63 |
| 1999 | 1903788 | 64 |
| 1998 | 1837156 | 64 |
| 1997 | 1772856 | 66 |
| 1996 | 1710891 | 68 |
| 1995 | 1650930 | 70 |
| 1994 | 1593148 | 70 |
| 1993 | 1552618 | 71 |
| 1992 | 1517030 | 71 |
| 1991 | 1482163 | 71 |
| 1990 | 1448143 | 71 |
| 1989 | 1414904 | 70 |
| 1988 | 1382473 | 70 |
| 1987 | 1350698 | 70 |
| 1986 | 1319696 | 69 |