| | | | | | | | | | | | | | | | Year | Reporting Status | Population | | 2003 | Reporting | 24,121 | | 2004 | Reporting | 24,357 | | 2005 | Reporting | 24,879 | | 2006 | Reporting | 25,442 | | 2007 | Reporting | 26,554 | | 2008 | Reporting | 28,072 | | 2009 | Reporting | 28,634 | | 2010 | Reporting | 29,209 | | 2011 | Reporting | 27,326 | | 2012 | Reporting | 27,878 |
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