Year	current international $
2000	126.84292989815809
2001	134.29958950625505
2002	147.94321961203823
2003	166.88759033072003
2004	180.6477636142869
2005	203.71966127730178
2006	223.01849902088628
2007	243.75402590295477
2008	275.65871993770793
2009	324.58361916725676
2010	347.08717672293454
2011	391.90836427120655
2012	444.71421621632203
2013	482.6237157476765
2014	513.5866628339327
2015	544.7572773601577
2016	572.1021000448943
2017	608.6332277609168
2018	669.6744775601629
2019	743.0265729654104
2020	804.6031298685466
2021	877.6151027622315