Year % of total employment (modeled ILO estimate) 1991 47.7614645022633 1992 44.8044411513001 1993 42.4957304422875 1994 44.0492668798213 1995 44.1076259765845 1996 43.6868717298504 1997 41.6760952025852 1998 41.5042246241389 1999 40.178719365928 2000 36.9250453842768 2001 37.5914067955684 2002 34.9601637787091 2003 33.6087520868775 2004 29.1008790529734 2005 25.6846320866568 2006 24.0580462820036 2007 23.4775270267955 2008 23.6686593781608 2009 22.9470262450862 2010 23.7042220493162 2011 24.1575380948632 2012 23.5556797876531 2013 22.9222246275424 2014 21.0847448146628 2015 20.4049365503546 2016 19.5004832157342 2017 19.3830062160336 2018 18.4302262151829 2019 18.1086285648257 2020 17.5538293565209 2021 17.1838434366698 2022 16.6597041924924