Year	% of total male employment
1976	27.26
1977	26.21
1978	23.09
1979	22.08
1980	25.28
1981	29.21
1982	28.32
1983	27.46
1984	26.91
1985	26.41
1986	26.61
1987	28.98
1988	25.61
1989	22
1990	24.05
1991	27.5
1992	31.18
1993	29.32
1994	27.16
1995	28.34
1996	26.84
1997	26.32
1998	27.93
1999	26.89
2000	25.19
2001	28.76
2002	29.33
2003	32.78
2004	30.71
2005	29.8
2006	31.67
2007	30.1
2008	31.48
2009	35.04
2010	33.01
2011	32.82
2012	31.03
2013	32.56
2014	35.34
2015	32.92
2016	33.01
2017	34.44
2018	31.62
2019	35.14
2020	35.41
2021	32.93
2022	33.52
2023	32.28