Year % of total employment (modeled ILO estimate) 1991 3.4718134932115 1992 3.63191331916042 1993 3.80476725443267 1994 3.77319506255383 1995 3.28788311915668 1996 2.30276117229921 1997 2.27373905587891 1998 1.92154202250778 1999 1.8166812330775 2000 1.44368554471532 2001 1.07908512108692 2002 1.01922822191752 2003 0.962515494875779 2004 0.898499486125385 2005 0.879049168214119 2006 0.826921170668848 2007 0.777916727968221 2008 0.776111411093881 2009 0.722413682971417 2010 0.666331405582097 2011 0.727438507730281 2012 0.503794190632605 2013 0.462176236302945 2014 0.401065452317533 2015 0.309869801739212 2016 0.434262200877159 2017 0.424900933912462 2018 0.422526610836162 2019 0.410804072552025 2020 0.415605288224362 2021 0.503471053154955 2022 0.482979476836384