Year % of total employment (modeled ILO estimate) 1991 8.187887924985082 1992 7.94340405103774 1993 7.674038184428555 1994 7.513856110857706 1995 7.360145433352926 1996 7.129557021553731 1997 6.964548354199918 1998 6.798404658616957 1999 7.054786006356648 2000 6.792046439913227 2001 6.308954218566214 2002 5.909212702686464 2003 5.680786639094087 2004 5.324424218237328 2005 5.219646265709533 2006 5.028453824720563 2007 4.755889088842248 2008 4.55534554502008 2009 4.51485968292268 2010 4.46396966042949 2011 4.336010430509151 2012 4.24091948403884 2013 4.084159822392671 2014 3.9851826424852077 2015 3.9022365217324713 2016 3.7707378449279054 2017 3.5977809004722867 2018 3.5036774373559942 2019 3.4415469339005673 2020 3.4443283012506063 2021 3.3231303752212584 2022 3.228120670418082