Year % of total employment (modeled ILO estimate) 1991 14.7448075115488 1992 15.1405795831809 1993 15.7206557384019 1994 15.5332944086436 1995 15.6680171710467 1996 16.1998431748982 1997 17.0967294130515 1998 17.182572514184 1999 16.9512969932787 2000 16.1314443725788 2001 15.2547395079101 2002 15.2008976582447 2003 15.4024175058373 2004 15.4299878558326 2005 15.6102714030183 2006 15.270552958865 2007 15.4963273143878 2008 15.5784261344132 2009 16.0993382745196 2010 15.8069939050586 2011 15.4602365769577 2012 15.3569902891822 2013 15.4344069646583 2014 15.3086989170645 2015 15.3780077724078 2016 15.3194806985411 2017 15.3142264570685 2018 15.3321296787206 2019 15.2328571351791 2020 15.5298327075894 2021 14.1416128628405 2022 13.5736183581057