Year % of total employment (modeled ILO estimate) 1991 5.58137664358922 1992 5.60832436186975 1993 5.59465032415642 1994 5.58334010185619 1995 5.46495537067972 1996 5.31401393437713 1997 5.33668876340126 1998 5.58950156679557 1999 5.73293198956839 2000 5.89127359357201 2001 6.14973720825267 2002 6.4222485830262 2003 6.6166386464696 2004 6.65212158504569 2005 6.94618730658331 2006 7.32989755519063 2007 7.7553996227746 2008 8.07869388205047 2009 8.3409708660055 2010 8.72300070523406 2011 9.15811652940035 2012 9.57383752269889 2013 9.91399858531493 2014 10.3182674023767 2015 10.2174058867646 2016 10.2224007381296 2017 10.2181111799887 2018 10.7314436615789 2019 11.2724408257054 2020 11.5972659811412 2021 11.5650358548561 2022 11.8227133199767