Year	% (modeled ILO estimate)
1991	57.509377747619006
1992	56.98483594783568
1993	56.77309975552906
1994	56.38977812542681
1995	56.01792709634851
1996	55.69054487418261
1997	55.24041464438293
1998	54.784080334664544
1999	54.39992011490568
2000	54.22706871018999
2001	53.99343734159398
2002	53.69523040691207
2003	53.18819853212743
2004	52.767948354846695
2005	52.77667706619773
2006	52.58967335989376
2007	52.435065020091294
2008	52.32330812166181
2009	52.364272923987485
2010	52.32375846478011
2011	52.240751161925104
2012	52.03708301201102
2013	51.874470656558834
2014	51.702580036822226
2015	52.754497773239116
2016	53.55979323287976
2017	53.399161519322995
2018	53.37482653463059
2019	53.54952818564564
2020	52.083401234513275
2021	52.07125299350994
2022	53.761959784224516
2023	54.5682155881743