Year	% of tax revenue
1990	3.642384105960265
1991	4.07477138246369
1992	3.811695715914644
2000	9.37591875632456E-05
2002	7.608197811404079E-05
2016	0.00021368740481561663
2017	0.12756303591089355
2018	0.5616025716892746
2019	0.550461847240074
2020	0.5672549487679254
2021	0.6586425548021516
2022	0.8430868649655483
