Year	% (modeled ILO estimate)
1991	82.27114480362508
1992	82.55987872833319
1993	82.86115707430623
1994	83.29833639885496
1995	83.87445160991528
1996	84.1500132199483
1997	84.38590460738847
1998	84.64954346020812
1999	84.95780763307943
2000	85.24478236988034
2001	85.46269872534725
2002	85.7628687532148
2003	86.08444709576645
2004	86.39565890385103
2005	86.68471210595293
2006	86.6555407982162
2007	86.51312815616107
2008	86.3527363595189
2009	86.20549931331983
2010	85.83744595272371
2011	85.80613940855558
2012	85.59412400379817
2013	85.67234956725554
2014	85.65699830408603
2015	85.7258970693074
2016	85.80862825295041
2017	86.1553653853729
2018	86.36428964491058
2019	86.57551827814332
2020	86.60150858251615
2021	87.17669897650178
2022	86.8151841481349
2023	87.07844291866014
