Year % of total employment (modeled ILO estimate) 1991 49.74546170394571 1992 49.8480109740741 1993 49.23590616746295 1994 49.56228025856197 1995 48.62703563275913 1996 48.326401851126995 1997 47.52478771248869 1998 47.72451857279784 1999 47.41437606197599 2000 47.66124724949047 2001 47.04765117074156 2002 45.7447457701538 2003 45.293680635807505 2004 45.02186614529863 2005 44.59370003997843 2006 44.247613295796015 2007 43.79553679579427 2008 43.706154261644805 2009 42.592657834559745 2010 42.00418941216831 2011 41.566441584688526 2012 40.74540825874944 2013 40.008217788994514 2014 39.76046371840088 2015 39.09624205477505 2016 39.47740785766063 2017 38.50739341009791 2018 37.43365126166782 2019 37.557066547692024 2020 37.4784641808198 2021 36.82425354407894 2022 36.208529681883