Year % of total employment (modeled ILO estimate) 1991 5.06702958930489 1992 5.17999351374725 1993 5.32601536772777 1994 5.47309595221616 1995 5.59064463386092 1996 5.67171623719841 1997 5.80218856529116 1998 5.98893332932367 1999 6.09841062486392 2000 6.17040057164474 2001 6.3487661002273 2002 6.48986944002524 2003 6.59862118363327 2004 6.72671999202611 2005 6.87138412173659 2006 7.03335589517058 2007 7.23758735469929 2008 7.42386906218522 2009 7.7640964958305 2010 7.99270252946107 2011 8.15562130496408 2012 8.39766532385339 2013 8.69438079186759 2014 8.94186439961088 2015 8.63017619744291 2016 8.30780033192902 2017 7.90894030887618 2018 7.57195898250074 2019 8.98210694325712 2020 9.59981321967552 2021 7.92925486754367 2022 7.86143654827051