Year % (modeled ILO estimate) 1991 35.1933505651006 1992 35.33845080251221 1993 35.525061940156284 1994 35.767640134885795 1995 35.962288440422554 1996 36.16501815450107 1997 36.376397515527955 1998 36.59594926098052 1999 36.824332591088165 2000 37.06096672334224 2001 37.354042605439254 2002 37.66901329757515 2003 38.00421962123876 2004 38.36429243005616 2005 38.74816776814874 2006 38.2444097231116 2007 37.746536371290794 2008 37.25552491453698 2009 36.770942789502335 2010 36.29266200842519 2011 35.41761810524179 2012 34.554713224596064 2013 34.70243514612159 2014 34.85026234707164 2015 34.98184176394293 2016 35.14527322868607 2017 35.2576939291737 2018 35.3434191825946 2019 35.43773185659377 2020 35.2451333324277 2021 36.00571112996862 2022 37.11587686839348 2023 42.55684926154568