Year	% (modeled ILO estimate)
1991	80.45967063306637
1992	80.43296510709281
1993	80.38345436623972
1994	80.51237980333148
1995	80.84633839675854
1996	80.91709698216727
1997	80.97497248872294
1998	81.07231360688853
1999	81.22355531179572
2000	81.37713506555707
2001	81.54480489968685
2002	81.68294280041
2003	81.77211558071753
2004	81.91110400288883
2005	82.03640977217403
2006	81.85739628093064
2007	81.70312220003439
2008	81.54069829006063
2009	81.31107286940362
2010	81.0966091439884
2011	80.92439962308231
2012	80.68524409688037
2013	80.73436346431923
2014	80.84349302855279
2015	80.88986633588524
2016	81.09988101442923
2017	81.26607317978528
2018	81.38480121494509
2019	81.30116805296328
2020	81.3558183339234
2021	81.81568293691248
2022	81.20685242281483
2023	81.38279273383635