Year	current international $
1990	4816.602014710725
1991	5177.473481509489
1992	5348.659527481987
1993	5931.407281919623
1994	6079.754726027155
1995	6289.3207295433185
1996	6337.771396652645
1997	6318.506367951613
1998	6188.005276097364
1999	6293.1926786562
2000	6452.695010698446
2001	6653.108505178502
2002	6857.907191539701
2003	7214.743224875353
2004	7470.201903418663
2005	7736.005781918061
2006	8166.722596136487
2007	8471.678319179526
2008	8532.741683752478
2009	8179.04302725271
2010	8123.5122422895065
2011	8396.88131746746
2012	8411.76391892092
2013	8663.099548040464
2014	8761.68464672396
2015	9011.586969936829
2016	9423.471275629323
2017	9846.041407479255
2018	10064.766383626118
2019	10117.56416634767
2020	9024.006603303485
2021	9610.98933709822
2022	10826.093463106437
2023	11475.005735271801