Year % of total employment (modeled ILO estimate) 1991 11.534284669546485 1992 11.420636362216209 1993 11.358090516558354 1994 11.429046261799451 1995 11.453527422795132 1996 11.322493013857187 1997 11.402452414367884 1998 11.11985630692083 1999 10.910249824291775 2000 10.721104758231805 2001 10.51560204849155 2002 10.311534806940662 2003 10.307379441914035 2004 10.142898018639636 2005 10.024067247288468 2006 9.80298074366085 2007 9.619705529960003 2008 9.414920185405665 2009 9.483244926039141 2010 9.532599148159411 2011 9.439765805965218 2012 9.374716575610366 2013 9.274932154267153 2014 9.194876037598418 2015 9.016138702430734 2016 8.941586442642198 2017 8.803678207836185 2018 8.652343456036936 2019 8.602466830866232 2020 8.778616461008166 2021 8.615611816290786 2022 8.576344598943106