Year % of total employment (modeled ILO estimate) 1991 63.8696952949507 1992 63.65145455151513 1993 63.34119332211057 1994 62.95954770122854 1995 62.636282997846784 1996 62.2565538289219 1997 61.77563253027177 1998 61.60976129107957 1999 61.30997045117632 2000 61.00816257560086 2001 60.393966523704655 2002 59.94930147936086 2003 59.562408254851704 2004 58.81164697407421 2005 58.049996915522655 2006 57.485095268364944 2007 56.9091651917448 2008 56.36436380113299 2009 56.00308004612938 2010 55.5656283250463 2011 54.77304730005497 2012 53.79360914737193 2013 53.228347666862284 2014 52.577762820768264 2015 51.95175465521496 2016 50.983925826124505 2017 51.01040422233043 2018 50.512810721293256 2019 50.33807912254795 2020 51.47555469243551 2021 51.3369884272007 2022 51.318445833546804