Year % (modeled ILO estimate) 1991 46.50124456525577 1992 45.0586375215676 1993 43.30186952593487 1994 42.23449377846931 1995 41.094198563243246 1996 39.72434595415211 1997 38.909732015440994 1998 39.243866851587924 1999 39.46221113872462 2000 39.76317210954896 2001 39.405876370195266 2002 38.7679454800147 2003 38.06547246469161 2004 37.82194616302545 2005 37.43895433281238 2006 37.40122001824135 2007 37.55485788036766 2008 37.63504077981576 2009 37.28189723505234 2010 36.720063420174874 2011 36.43614985574553 2012 36.211376829190804 2013 36.26259440368416 2014 35.85329128806595 2015 35.622762236569876 2016 35.75304450701968 2017 36.126341427863885 2018 36.02915934650863 2019 36.149606019039965 2020 34.62216566007435 2021 35.666096589319416 2022 36.85303237224077 2023 37.77297159194502