Year	% (modeled ILO estimate)
1991	17.299801389462047
1992	17.137994688513558
1993	16.79764630866489
1994	16.757981564753237
1995	16.431477938000416
1996	15.913599751210208
1997	15.674655964794038
1998	15.414523518218207
1999	16.372364289857973
2000	16.03294928837843
2001	15.570704965413666
2002	16.322021707443685
2003	16.373962113593432
2004	16.304006481820107
2005	16.244532054269243
2006	15.702666811424043
2007	14.931010070014509
2008	14.237459882924158
2009	14.169124941871242
2010	13.671650394450143
2011	12.784575631118265
2012	12.780896737523971
2013	12.566567635522262
2014	12.422336037367252
2015	13.234417023547753
2016	13.411520247512565
2017	12.784382199982185
2018	10.556391503343253
2019	9.667004915115811
2020	8.317957563595806
2021	8.695639032985058
2022	8.599272495876859
2023	8.726687704732132