Year Percent of People Ages 15 and Above 1993-01-01 86.77129 1994-01-01 86.81530 1995-01-01 87.08187 1996-01-01 87.32161 1997-01-01 87.56225 1998-01-01 87.80577 1999-01-01 87.50032 2000-01-01 88.32033 2001-01-01 88.58603 2002-01-01 88.83248 2003-01-01 89.07212 2004-01-01 89.31090 2005-01-01 89.55313 2006-01-01 89.76627 2007-01-01 90.29448 2008-01-01 90.51049 2009-01-01 90.71516