| | | | | | | | | | | | | | | | Year | Reporting Status | Population | | 2003 | Reporting | 56,764 | | 2004 | Reporting | 56,718 | | 2005 | Reporting | 56,920 | | 2006 | Reporting | 57,561 | | 2007 | Reporting | 56,637 | | 2008 | Reporting | 55,338 | | 2009 | Reporting | 55,541 | | 2010 | Reporting | 56,096 | | 2011 | Reporting | 56,374 | | 2012 | Reporting | 56,174 |
| | | | | | | |
|