| | | | | | | | | | | | | | | | Year | Reporting Status | Population | | 2003 | Reporting | 16,505 | | 2004 | Reporting | 16,687 | | 2005 | Reporting | 17,218 | | 2006 | Reporting | 17,571 | | 2007 | Reporting | 18,065 | | 2008 | Reporting | 18,240 | | 2009 | Reporting | 18,416 | | 2010 | Reporting | 18,609 | | 2011 | Reporting | 16,904 | | 2012 | Reporting | 17,111 |
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