Year % of total employment (modeled ILO estimate) 1991 12.943220862558135 1992 12.762007207034967 1993 12.60794044465551 1994 12.373404635983198 1995 12.131097299852113 1996 11.926217887625599 1997 11.861416223701575 1998 11.664457945578532 1999 12.040449229286457 2000 12.044673191035512 2001 11.462875979901723 2002 11.647787886887285 2003 12.016680397311879 2004 12.607405683207462 2005 12.305650265021436 2006 11.327001974005796 2007 11.276749187611582 2008 10.408462107759032 2009 10.06161923513382 2010 8.944622885941602 2011 8.49545431900422 2012 8.057681982228685 2013 8.124477831691951 2014 8.248838445798095 2015 8.218673031475554 2016 6.735448357918228 2017 6.4816610084883965 2018 6.236832437536303 2019 5.858853942316287 2020 5.453487559796507 2021 5.241568541930356 2022 5.020155908488473