Year % of total employment (modeled ILO estimate) 1991 1.84258369441514 1992 1.71335481707076 1993 1.78850915639359 1994 2.07533528353993 1995 1.97132825035638 1996 1.59990172109145 1997 1.48141629264572 1998 2.2725378422637 1999 2.01409221067533 2000 2.28584130335982 2001 2.26819453039533 2002 1.82801173231516 2003 1.55330392772985 2004 1.43704958228138 2005 1.45283225810914 2006 1.21253760385265 2007 1.06153938688861 2008 0.905154176862259 2009 0.859161110869189 2010 0.942559002657073 2011 0.609129458192048 2012 0.660436859771348 2013 0.668203814223965 2014 0.532684020233651 2015 0.50529121359597 2016 0.628847711843479 2017 0.513887335839797 2018 0.420551993450883 2019 0.36268573813704 2020 0.307256792418507 2021 0.420411403477624 2022 0.664126113307648