Year % of total employment (modeled ILO estimate) 1991 24.0985205091747 1992 23.8599883013792 1993 23.4630497544606 1994 22.8560063152961 1995 22.2252139151188 1996 21.588868529846 1997 20.6582357363618 1998 19.5569816342618 1999 19.9888880421395 2000 19.2411903681267 2001 17.5732754472449 2002 18.6413171256434 2003 18.7128478038512 2004 16.2842309093937 2005 14.2711280087299 2006 13.8324942817224 2007 11.3253727527099 2008 8.06454329318441 2009 8.98387962103372 2010 8.83047748491174 2011 8.48611163209423 2012 8.79671776386168 2013 8.42284880739865 2014 9.1660627093698 2015 9.06899794965241 2016 7.97553823930571 2017 7.78402791622265 2018 7.18257885333192 2019 6.43620181208269 2020 5.68982917037117 2021 5.31298598878218 2022 5.45733361366406