Year	% of total employment (modeled ILO estimate)
1991	43.5365406537264
1992	43.868116566081
1993	44.2835973870414
1994	44.4588478460661
1995	44.4831892411143
1996	44.8124224753017
1997	45.1229960460723
1998	45.5161740068753
1999	46.30007712473
2000	46.5624782625978
2001	47.2816192873354
2002	48.028485819235
2003	48.8087831477181
2004	49.0002575412913
2005	49.0969710653029
2006	50.1605068464219
2007	49.7386485838745
2008	48.7344488201428
2009	50.7934197998073
2010	52.0572498377815
2011	51.9825574004118
2012	52.577914667478
2013	52.8535209889818
2014	55.4803339592918
2015	56.1330120643966
2016	56.9623285455264
2017	57.484020413817
2018	57.1700122528926
2019	56.9595585434905
2020	57.4891052541937
2021	57.0651292433286
2022	57.3521612105776