Year	current US$
1994	6555769258.241758
1995	8055769175.824176
1996	8702197884.615383
1997	9929120796.703297
1998	9113736785.714287
1999	8136263736.263736
2000	9776098901.0989
2001	11081318681.31868
2002	13125549450.54945
2003	15712912087.912086
2004	19686538461.53846
2005	28750824175.824173
2006	44404670329.670334
2007	60229945054.94505
2008	76894505494.5055
2009	76159615384.61539
2010	76863736263.73627
2011	89729945054.94505
2012	98650824175.82416
2013	113170500109.8901
2014	130000148021.97801
2015	128720175357.14285
2016	142810203846.15384
2017	138087309038.46155
2018	146584953818.68134
2019	151094894038.46155
2020	132542682032.96703
2021	135386954615.38461
2022	148597588555.77692