Year % of total employment (modeled ILO estimate) 1991 4.631401765921924 1992 4.558087876659507 1993 4.4217422957782455 1994 4.294017165737128 1995 4.125069849343528 1996 3.9976152518820705 1997 3.9545614850772868 1998 3.7355378141093896 1999 3.578882813594654 2000 3.3690799518205625 2001 3.3379444682484616 2002 3.168187654263044 2003 3.0417983933928485 2004 2.801485155562777 2005 2.6424044324699887 2006 2.4237643303612244 2007 2.324848955731521 2008 2.243073701826521 2009 2.2411197313654734 2010 2.270008109487645 2011 2.2357306792604703 2012 2.186792681976043 2013 2.0972580562170213 2014 2.008421426660012 2015 1.927247853224219 2016 1.8211400792679773 2017 1.754416115024424 2018 1.6997929494437745 2019 1.640891399178449 2020 1.515265031729698 2021 1.532552683360595 2022 1.4574917006483399