Year % of total employment (modeled ILO estimate) 1991 49.86981597554324 1992 49.063292334973326 1993 47.4124371835907 1994 45.89509351569275 1995 44.40251279456996 1996 43.1274927638544 1997 42.60541363270076 1998 42.50628852996948 1999 42.672309092202454 2000 42.39423550209809 2001 42.02647732274255 2002 41.867301829201274 2003 41.23928318906968 2004 39.377085669282266 2005 37.88179569604755 2006 36.0561871061467 2007 34.637760444392185 2008 33.65481780978576 2009 32.55691454233224 2010 31.401391175442413 2011 30.081467599190677 2012 29.086507544935287 2013 27.449242059918795 2014 25.918031863230713 2015 24.99349295956678 2016 24.29801703916512 2017 23.749757039697354 2018 23.020947754889406 2019 22.218915573964217 2020 21.999720891173748 2021 21.503042203973838 2022 20.93490182409287