Year % of total employment (modeled ILO estimate) 1991 12.052065628162008 1992 11.874067873848569 1993 11.683717418153238 1994 11.600694292157478 1995 11.478776147084934 1996 11.364384987497873 1997 11.17987845378074 1998 10.810336578613525 1999 10.558677402597414 2000 10.397330310722367 2001 10.189914885859745 2002 10.2207422787122 2003 10.263300886884979 2004 10.36091464722252 2005 10.303374445133594 2006 10.106012528667753 2007 9.90514911094686 2008 9.668296015262673 2009 9.692734959663783 2010 9.692759769567282 2011 9.663330556632538 2012 9.640838174934656 2013 9.537470005026695 2014 9.332772417803152 2015 9.178465390720076 2016 9.082020571321241 2017 8.993494232357682 2018 8.897422476387948 2019 8.860555068708994 2020 9.059349114123714 2021 8.931586584532818 2022 8.611115547995553