Year % of total employment (modeled ILO estimate) 1991 64.75205464729898 1992 64.69141243042259 1993 64.57923127127906 1994 64.4969921020949 1995 64.38334119088326 1996 64.01345755860382 1997 63.65523591215751 1998 63.23175274019269 1999 62.89755792417338 2000 62.43555698976486 2001 61.96785023531077 2002 61.37769724817262 2003 60.7347948956503 2004 60.01075191724153 2005 59.457466854072855 2006 58.762011079350415 2007 58.18699779161544 2008 57.69609059880459 2009 57.060644553254946 2010 56.19505183894551 2011 55.3811057275337 2012 54.373782033591034 2013 53.96010486264619 2014 53.199231710552276 2015 52.68181558690226 2016 52.40757438346958 2017 52.0701804422155 2018 51.69579971636411 2019 51.38140712179315 2020 51.695114967938935 2021 51.5014627743899 2022 50.970335566387064