Year	% of male labor force (national estimate)
1979	4.021
1980	2.444
1981	2.588
1982	1.917
1983	1.973
1991	3.7
2014	6.121
2017	8.795
2018	7.716
2019	5.746
2020	6.435
2021	3.868
2022	4.699
