Year % of total employment (modeled ILO estimate) 1991 12.0681026636238 1992 12.0482449406976 1993 12.0801965019462 1994 12.1283434052282 1995 12.1932653770807 1996 12.2952074325556 1997 12.3544068153486 1998 12.6454055647234 1999 12.6286902221417 2000 12.4915014466596 2001 12.5950700593773 2002 12.2668041289962 2003 12.0799129851043 2004 11.8879400788855 2005 11.6527847556277 2006 11.5031781909912 2007 11.504171835851 2008 11.4048332087988 2009 11.8469489338025 2010 11.8803329007857 2011 12.8639119369323 2012 12.1752404491687 2013 12.7104317340554 2014 13.9843901987413 2015 15.0983310215609 2016 15.6831551229769 2017 15.0308169489692 2018 14.6185929890544 2019 14.8331023363534 2020 14.9606421740228 2021 14.9056025393082 2022 14.8394143519246