Year % of total employment (modeled ILO estimate) 1991 49.1589092838244 1992 50.17452371010063 1993 51.72094309104158 1994 52.72915358555027 1995 53.25172289885251 1996 54.306041300078306 1997 54.89119547097743 1998 55.35396240280711 1999 56.17756628745483 2000 56.35957635884165 2001 57.438637324804134 2002 58.14510202179117 2003 58.4080214967779 2004 58.57342384536916 2005 59.073761288799496 2006 59.742776404395464 2007 60.07573772090553 2008 60.39528227165547 2009 61.79409015953292 2010 62.4259980222774 2011 62.24474592882767 2012 62.8438385209847 2013 63.38669877589595 2014 63.770869368521545 2015 63.90830533211729 2016 64.04443914445986 2017 64.77886177975881 2018 65.43196888121321 2019 65.50348368286555 2020 65.50278794128273 2021 66.23922896326123 2022 67.04484795831429