Year	current international $
2003	182.522931274952
2004	358.715413845657
2005	282.382223399875
2006	252.366898334823
2007	343.343234541564
2008	354.304032971762
2009	437.471521080866
2010	391.950417188983
2011	359.523607534258
2012	384.634637338386
2013	407.750288123997
2014	372.480870403804
2015	308.851258921313
2016	411.703608125021
2017	413.465583635694
2018	422.041057396706
2019	457.490777869761
2020	533.100380191353
2021	513.238480738