Year	current US$
1993	700390000
1994	1321630000
1995	1337250000
1996	1485040000
1997	1524200000
1998	1702170000
1999	1521820000
2000	1242680000
2001	978110000
2002	1190490000
2003	1895490000
2004	2118949999.9999998
2005	2326320000
2006	4958510000
2007	7919080000
2008	4661990000
2009	6582050000
2010	7752770000
2011	7845150000
2012	7180100000
2013	8942350000
2014	8751020000
2015	7238550000
2016	7568297308.96532
2017	9742920000
2018	9847530000
2019	8615770000
2020	6159610000
2021	8933780000
2022	8567340000