Year % of total employment (modeled ILO estimate) 1991 52.60684091065802 1992 52.36817490723027 1993 51.9710174391091 1994 51.71327786455341 1995 51.280835683169734 1996 50.70899238183575 1997 50.18427005780009 1998 49.812270022785505 1999 49.465237012707036 2000 49.06235282236159 2001 48.136456158372035 2002 47.30513518501134 2003 46.482600340784096 2004 45.19193509152413 2005 44.26704981083672 2006 43.66029134554056 2007 43.110906411725544 2008 42.83223902655947 2009 42.33900437175779 2010 41.725340754498035 2011 40.57349370179095 2012 39.354362222168454 2013 38.68245790226799 2014 37.96294363022172 2015 37.04301002976876 2016 36.284571863402384 2017 35.518388715106916 2018 34.55475670189421 2019 34.05676836282099 2020 36.07129475019026 2021 35.39727829403328 2022 34.61126776432938