Year	current US$
1987	9999.99977648258
1988	9999.99977648258
1989	9999.99977648258
1990	9999.99977648258
1991	9999.99977648258
1992	9999.99977648258
1993	9999.99977648258
2016	9999.99977648258
2017	19999.9995529652
2021	9999.99977648258
2022	19999.9995529652