Year % of total population ages 15+ (national estimate) 1995 64.17111637319815 1996 61.05977355323455 1997 58.40593713818475 1998 59.404787446921326 1999 61.02036141494502 2000 60.87102233411134 2001 60.21046037456193 2002 59.309798577816665 2003 58.44467985980813 2004 58.42310891285041 2005 58.01751597541596 2006 57.88067482235695 2007 60.01028760186196 2008 60.485254932619384 2009 60.84460977545004 2010 61.45263211266809 2011 61.85443210303589 2012 61.94687630794599 2013 62.103008607968164 2014 62.09582034661718 2015 62.78450685582121 2016 62.38150180398285 2017 60.68071190800744 2018 60.9288455602337 2019 60.07868938505326 2020 57.869047656726515 2021 58.0031836917066 2022 59.29864812464791