Year	% (modeled ILO estimate)
1991	53.02881085082889
1992	52.624840335296916
1993	52.60335460387214
1994	52.27812946373767
1995	51.99522063532695
1996	51.71477495706601
1997	51.35002450516905
1998	50.94386945984248
1999	50.59817045541461
2000	50.5308671840968
2001	50.43713249764129
2002	50.29485980407654
2003	49.81793001147951
2004	49.361139598426846
2005	48.92752215998147
2006	49.0324105149846
2007	49.18188888393852
2008	49.31923548950694
2009	49.662657816241946
2010	49.82584892675042
2011	49.9505878093043
2012	50.11616349909906
2013	50.17276586500426
2014	50.31826930194194
2015	50.842701959947206
2016	51.10724566456113
2017	50.921533995504056
2018	50.9411687552462
2019	51.19003881341389
2020	50.09402012157498
2021	50.07652500212274
2022	52.014781121798194
2023	52.40094099366067