Year % of total employment (modeled ILO estimate) 1991 0.342695718619029 1992 0.341568939997723 1993 0.338485119427769 1994 0.333987768826304 1995 0.328986296182339 1996 0.323512705899785 1997 0.317173738014492 1998 0.308552695014946 1999 0.299256685008205 2000 0.291981032912102 2001 0.281866583150642 2002 0.269816796662434 2003 0.264550264550265 2004 0.259206292456203 2005 0.253496503496504 2006 0.242322868416538 2007 0.239989895162309 2008 0.233723574496757 2009 0.234326736680655 2010 0.242184059885513 2011 0.252082419991232 2012 0.266750353051938 2013 0.275574512952002 2014 0.285407620627409 2015 0.290813574427168 2016 0.293999099035019 2017 0.285547103569339 2018 0.265661370306649 2019 0.259921219754013 2020 0.275467066684849 2021 0.266272189349112 2022 0.258175559380379