Year % of total employment (modeled ILO estimate) 1991 9.882578906415471 1992 9.827772899672807 1993 9.859163252238062 1994 9.611620886194006 1995 9.381765058189089 1996 9.004509591917408 1997 9.042869243051467 1998 8.620302344192288 1999 8.743346945387541 2000 8.111486892130344 2001 7.8783484058027735 2002 7.713561678005754 2003 7.6906887246155815 2004 7.418029195090142 2005 7.232854531131042 2006 6.9657954742939445 2007 6.5847875249420476 2008 6.1836021654502185 2009 6.072036302554322 2010 5.869473924194234 2011 5.601308397444316 2012 5.582303020187824 2013 5.343100550237381 2014 5.184503094287272 2015 5.093395522088627 2016 4.8528532195795036 2017 4.8614437884199395 2018 4.875654789206617 2019 4.750429239631419 2020 4.842997149925441 2021 4.6915462778237345 2022 4.216187025891801