Year	current US$
1972	1450000.0104308124
1973	1649999.979883432
1974	1720000.0137090678
1975	6109999.9938160265
1976	2690000.01810491
1977	2170000.0278651724
1978	2099999.994039535
1979	2729999.9799579377
1980	3350000.0238418607
1981	2569999.9798089257
1982	1609999.9900907283
1983	1540000.0121444466
1984	2410000.024363403
1985	2149999.9742954965
1986	3899999.8979270402
1987	10179999.733343715
1988	4959999.995306142
1989	5229999.953880899
1990	5390000.0005960455
1991	6050000.026822098
1992	4849999.917671079
1993	6740000.041201705
1994	8799999.83683227
1995	10819999.938830731
1996	12690000.150352718
1997	15710000.019520512
1998	12939999.81693924
1999	16150000.18849969
2000	15979999.935254462
2001	17500000.171363354
2002	17279999.83541668
2003	27179999.99783934
2004	45439999.79831276
2005	46830000.38750464
2006	43739999.21046199
2007	47860000.599175714
2008	62679999.32542445
2009	56449999.55967073
2010	52869999.74027273
2011	67449999.37154353
2012	85319998.68527061
2013	72350000.54165724
2014	88060000.45500706
2015	86530000.5991011
2016	64440001.54174867
2017	85790000.660345
2018	87230000.95225877
2019	96749998.42420217
2020	102330000.75258318
2021	121289998.4307587
2022	79129998.54050578