Year % of total employment (modeled ILO estimate) 1991 14.1323824909348 1992 14.2335871059765 1993 14.29990999783 1994 14.2505045370443 1995 14.3242532547376 1996 14.4119457870764 1997 14.8184820984598 1998 14.8746674387761 1999 14.8906509790441 2000 15.0658264043894 2001 15.2593802114245 2002 15.4331172445346 2003 15.6388018674123 2004 15.7853934087546 2005 15.971207453393 2006 16.2148659509049 2007 16.4024769932055 2008 16.4715408894334 2009 15.9162025611592 2010 16.1000119173648 2011 15.8406652711454 2012 14.8394614527414 2013 15.4222788624345 2014 15.4008089599994 2015 14.4793538819846 2016 13.7275187750121 2017 13.4689989377331 2018 13.3571778953763 2019 13.366116773371 2020 13.4280081727094 2021 13.628134240198 2022 13.7480306882107