Year % of total employment (modeled ILO estimate) 1991 9.61918210594553 1992 9.67271783590985 1993 9.6597987241255 1994 9.63834439490001 1995 9.91346219541485 1996 9.68641545790207 1997 9.47882439472934 1998 13.6328482359164 1999 12.2364814351598 2000 13.056639574625 2001 10.5466562960761 2002 10.73324333687 2003 9.92466339333391 2004 9.35154730479005 2005 7.95506954439594 2006 10.4779488299919 2007 10.2914091237801 2008 10.7749957825767 2009 10.6307198875273 2010 10.3457135483395 2011 10.6025174416548 2012 8.85713089370787 2013 8.78460991922691 2014 8.59465727173306 2015 8.42887744493251 2016 7.84053460602107 2017 7.50834440172988 2018 7.17157669979133 2019 7.02330492074581 2020 6.78574140204283 2021 6.59005107088438 2022 6.40689471681144