Year	% (modeled ILO estimate)
1991	18.175289198963757
1992	18.088148923674062
1993	18.676796044883325
1994	19.337147992018288
1995	20.04769732409927
1996	20.789232264866566
1997	21.54155681975857
1998	22.296653399854254
1999	22.993147504537845
2000	21.822766277603804
2001	21.517692504407986
2002	21.558728720995283
2003	22.271720792914383
2004	23.00036666492064
2005	23.894433705471616
2006	24.969102579436274
2007	24.504032847442762
2008	24.25431189244538
2009	23.894865786109932
2010	25.27270095659154
2011	26.564629824356427
2012	26.75523994960486
2013	26.028289712717843
2014	26.262360746025788
2015	27.728643090356396
2016	29.05391887160506
2017	25.514465983674196
2018	28.012971323202134
2019	30.552722569090324
2020	36.89718039010015
2021	43.475143403441685
2022	42.99120381376609
2023	43.18372352006406
