Year % of total employment (modeled ILO estimate) 1991 5.43949749649251 1992 5.27983112473331 1993 5.14434862761401 1994 5.04538139583838 1995 4.394459367373 1996 3.87716322044299 1997 3.73691693455002 1998 3.70656936805774 1999 3.32163502151693 2000 3.66820580136137 2001 3.54828763352054 2002 3.21288955171302 2003 3.29494544074286 2004 3.27171198289871 2005 3.18252188999823 2006 3.08831335497803 2007 2.96383357899111 2008 2.70584884661577 2009 2.75931253757794 2010 2.54375012423951 2011 2.39449719235703 2012 2.63718505201751 2013 2.59358596085821 2014 2.48023033305329 2015 2.49157081621059 2016 2.33418138037361 2017 2.11060753210316 2018 2.19168544276048 2019 2.22297542552309 2020 2.11452602521864 2021 2.03945517548976 2022 2.11809000211247