Year % of total employment (modeled ILO estimate) 1991 46.9370761613069 1992 46.3283740250644 1993 45.5354362362274 1994 44.6894911091022 1995 43.9807783606042 1996 43.7645894905257 1997 43.3788096187012 1998 44.8724604602407 1999 45.1711642398104 2000 45.2779835441989 2001 43.7706787363428 2002 44.3382485539876 2003 46.3789036245868 2004 43.3299517500336 2005 43.9947772052141 2006 42.0641151829352 2007 41.2611809267666 2008 41.0961679594592 2009 40.4536715345448 2010 39.1280807122519 2011 37.1928800903564 2012 35.9307263113803 2013 34.9751815000232 2014 34.2823897979263 2015 33.0438540312869 2016 31.820431230503 2017 30.7900320930918 2018 29.7132444685211 2019 28.7239298174986 2020 29.5715827857622 2021 28.9872037416646 2022 29.2848628192389