Year Thousands of Persons 1999-01-01 2500.875 2000-01-01 2512.125 2001-01-01 2494.925 2002-01-01 2506.300 2003-01-01 2508.850 2004-01-01 2545.100 2005-01-01 2583.100 2006-01-01 2582.675 2007-01-01 2618.125 2008-01-01 2630.875 2009-01-01 2633.275 2010-01-01 2674.625 2011-01-01 2650.250