Year	current international $
2011	1710671145.322187
2012	1772092534.2610972
2013	1783520780.8312771
2014	1819640627.3644693
2015	1922345474.0707898
2016	2062265808.4928195
2017	2176257165.107209
2018	2182394142.5120616
2019	2288032675.647182
2020	2181374352.4814053
2021	2378602436.720102