Year % of total employment (modeled ILO estimate) 1991 0.644318832600581 1992 0.616554306128271 1993 0.593704901710737 1994 0.557882067401424 1995 0.52929494200232 1996 0.559372872519328 1997 0.494847318709067 1998 0.513832103013766 1999 0.521247981495745 2000 0.480597267600699 2001 0.453800042960321 2002 0.469198266479894 2003 0.416600717329694 2004 0.443123834296002 2005 0.334632779896007 2006 0.27511718641873 2007 0.283087265003318 2008 0.253594195418927 2009 0.213870069048147 2010 0.250490325250557 2011 0.205421556910539 2012 0.234043806881184 2013 0.216580537243106 2014 0.21716762379275 2015 0.245650966842257 2016 0.255526373827895 2017 0.219534789284672 2018 0.188944199935686 2019 0.247328714467173 2020 0.280052851520967 2021 0.351118083248298 2022 0.488976554855053