Year	current international $
2000	51.42869556084583
2001	53.27399293854638
2002	54.0985160194486
2003	83.77656799907233
2004	78.47033280783415
2005	80.55527610325316
2006	83.94389564677765
2007	84.2589383668934
2008	87.48665257969337
2009	94.70668159782892
2010	88.5545910415577
2011	90.62100585567727
2012	90.0861013507398
2013	94.2315203123479
2014	98.99426366009317
2015	101.3718571811743
2016	102.97027047401733
2017	106.54451064092916
2018	94.67220795473365
2019	92.99990424284385
2020	101.75053791146397
2021	121.04948540261333