Year % of total employment (modeled ILO estimate) 1991 1.34992221798507 1992 1.34214507696564 1993 1.31665809191189 1994 1.26194157621222 1995 1.23958358339579 1996 1.21955777106035 1997 1.19379402440392 1998 1.16233299291857 1999 1.12014997584283 2000 1.06152097902614 2001 1.04493160218041 2002 1.01371892639389 2003 0.973370380764659 2004 1.16974901102329 2005 0.977696753649806 2006 1.13452211180736 2007 0.99580945022941 2008 0.771278628775825 2009 0.823693030520543 2010 0.829424779738325 2011 0.799849316913563 2012 0.458437436322444 2013 0.39203430003746 2014 0.212660311826383 2015 0.115971381337303 2016 0.118049149566388 2017 0.108360065406935 2018 0.0968064937461332 2019 0.09403923640185 2020 0.0935920238596301 2021 0.0897563471565164 2022 0.0868740167519838