Year % of total employment (modeled ILO estimate) 1991 29.90963681055472 1992 29.867479148943122 1993 29.74670576448927 1994 29.829665554906036 1995 29.90217476859977 1996 29.85191164318073 1997 29.807689947702745 1998 29.733162912084854 1999 29.588758755847362 2000 29.593152854045584 2001 29.56821950370677 2002 29.00095216355099 2003 28.31355935652665 2004 28.123885587529603 2005 27.897074282537645 2006 27.344161937987245 2007 26.927827755101866 2008 26.565066095897546 2009 26.267370423506794 2010 26.33545277448486 2011 25.92181495424888 2012 25.44623796767153 2013 25.02534020060086 2014 24.39890186609283 2015 23.68846874550287 2016 23.109782596434073 2017 22.503736375887716 2018 21.91902576870372 2019 21.28539727042397 2020 21.252454659702693 2021 20.712966510319205 2022 20.313523461195807