Year	constant 2015 US$
2010	4937184857.685601
2011	4992813394.161294
2012	5417656517.442969
2013	5838494665.002152
2014	6165038519.743909
2015	6417477543.551632
2016	6599787808.203938
2017	6933191581.303421
2018	7321100769.92316
2019	7231343163.272327
2020	7093283207.541625
2021	7184659981.827738
2022	7959644887.797577