Year	% of total employment (modeled ILO estimate)
1991	59.7150227889869
1992	60.0663067056758
1993	60.4041576148603
1994	60.7927118888654
1995	61.2748301544015
1996	61.8176467976772
1997	62.3908400248116
1998	62.4233977269295
1999	62.7223465777544
2000	63.2502964360494
2001	63.3812954949503
2002	63.9347965948319
2003	64.8809649862418
2004	65.405790302049
2005	66.014610545745
2006	66.9057381603665
2007	67.8925333445776
2008	68.624001384002
2009	69.8640225986308
2010	70.9075250293381
2011	71.6003893811097
2012	71.8461757619146
2013	72.7055457448686
2014	73.4070060665316
2015	74.146615273108
2016	74.4937146968007
2017	74.6820216877389
2018	74.8797859405714
2019	75.3630141945066
2020	75.5718758992496
2021	76.0937355108096
2022	76.5479522035025