Year	current US$
1995	906893896.1779805
1996	1136938489.0250127
1997	1374477377.2078393
1998	1838152031.4547837
1999	1663878212.827288
2000	1948836616.4542294
2001	2329059771.6588316
2002	2661373351.5234194
2003	3506470298.856229
2004	4775400026.017952
2005	5960993154.947106
2006	8589882116.87986
2007	12906096293.256737
2008	12646268089.460604
2009	5925713094.245203
2010	4873623736.311716
2011	7078501163.997342
2012	7752728519.220179
2013	7354805110.937756
2014	7489760610.767817
2015	6490004673.653903
2016	5943838373.202739
2017	6710361542.612953
2018	7989513907.0854845
2019	7811519610.862733
2020	7360464780.348659
2021	9864819419.026974
2022	10120544023.935837
2023	10030153787.25704