Year % of total employment (modeled ILO estimate) 1991 0.541311171480221 1992 0.54778838717002 1993 0.554316488993969 1994 0.56077931908084 1995 0.566008312324119 1996 0.570850370067823 1997 0.575988215074883 1998 0.583540560723812 1999 0.591512196302863 2000 0.5998677167669 2001 0.607460895520829 2002 0.61879388321358 2003 0.626899107577844 2004 0.640297578952076 2005 0.647311300931353 2006 0.655207762693295 2007 0.661388910641775 2008 0.667361003059635 2009 0.673501773306478 2010 0.679029173544222 2011 0.683137627141651 2012 0.691154026504233 2013 0.70471753876673 2014 0.718613225881464 2015 0.780316339732621 2016 0.845714163574799 2017 0.915717650126825 2018 0.98800659709801 2019 1.06480039772945 2020 1.13966161846444 2021 1.15136984866633 2022 1.15732335121113