| 时间 | 值 （人/平方公里） | 世界排名 |
|---|---|---|
| 2016 | 1128104 | 110 |
| 2015 | 1126145 | 109 |
| 2014 | 1126013 | 109 |
| 2013 | 1118216 | 108 |
| 2012 | 1110473 | 108 |
| 2011 | 1102785 | 105 |
| 2010 | 1095149 | 105 |
| 2009 | 1087566 | 104 |
| 2008 | 1080036 | 104 |
| 2007 | 1072557 | 105 |
| 2006 | 1065131 | 106 |
| 2005 | 1057756 | 106 |
| 2004 | 1050442 | 106 |
| 2003 | 1043158 | 106 |
| 2002 | 1035935 | 105 |
| 2001 | 1028762 | 102 |
| 2000 | 1021648 | 99 |
| 1999 | 1014564 | 98 |
| 1998 | 1007539 | 97 |
| 1997 | 1000563 | 95 |
| 1996 | 993644 | 94 |
| 1995 | 984073 | 94 |
| 1994 | 958413 | 94 |
| 1993 | 933422 | 93 |
| 1992 | 909116 | 95 |
| 1991 | 885378 | 96 |
| 1990 | 862291 | 97 |
| 1989 | 839807 | 95 |
| 1988 | 817938 | 94 |
| 1987 | 796581 | 94 |
| 1986 | 775810 | 94 |