Year Thousands of Persons 1992-01-01 34010.00 1993-01-01 32587.00 1994-01-01 30736.00 1995-01-01 30330.00 1996-01-01 29910.00 1997-01-01 28660.00 1998-01-01 27851.00 1999-01-01 30374.50 2000-01-01 31496.50 2001-01-01 31618.75 2002-01-01 32645.00 2003-01-01 32627.50 2004-01-01 33094.25 2005-01-01 33620.38 2006-01-01 34160.34 2007-01-01 34920.50 2008-01-01 34826.50 2009-01-01 34242.00 2010-01-01 34303.50 2011-01-01 34742.09