Year % of total employment (modeled ILO estimate) 1991 24.1185662235876 1992 23.9670452189989 1993 23.8530560304319 1994 23.7340528953324 1995 23.5568557445949 1996 23.372809191421 1997 23.0755373037789 1998 22.6906491203341 1999 22.4750588949746 2000 22.2354209957696 2001 21.7154312499314 2002 21.7072953663507 2003 21.7220260892923 2004 21.3404752590703 2005 19.593491890214 2006 18.0170135793283 2007 16.3800207477477 2008 14.8298016434904 2009 13.3557270061977 2010 12.0062071267124 2011 10.7719601925648 2012 10.7550270524873 2013 10.7532946787282 2014 9.74631397641877 2015 8.83476688460494 2016 8.53515461678069 2017 10.1612902922086 2018 10.0921269795812 2019 9.79844155538574 2020 10.0237908954664 2021 10.0330984152051 2022 9.7432301594001