Year % of total employment (modeled ILO estimate) 1991 58.71314851590895 1992 57.70347765499317 1993 55.86230505387076 1994 54.09625731679644 1995 52.19228511106905 1996 50.66164632209899 1997 49.88539899461813 1998 49.91864234737739 1999 50.07855097603576 2000 49.91705904861646 2001 49.507054501579624 2002 49.38343230558704 2003 48.702694828311884 2004 46.606653784155775 2005 44.91916202341603 2006 42.89268650775201 2007 41.30543982518219 2008 40.2727908389948 2009 38.98365344771075 2010 37.7604334643953 2011 36.24937130217948 2012 35.20530296853716 2013 33.30641107221127 2014 31.57902271168236 2015 30.34210978838249 2016 29.2782159474078 2017 28.49854027752384 2018 27.536626200769877 2019 26.48146264880668 2020 25.700206761699103 2021 25.050447116322648 2022 24.84744193164534