Year	current US$
2006	1585736810000
2010	306924930000
2011	379205990000
2012	598463770000
2014	807147637737.544
2015	571497110000
2016	394787195574.2259
2017	305898911004.86194
2018	299187770000
2019	286123480000
2020	583021610000
2021	815382780000
2022	701278440000