Year	current international $
1990	20754.231458801696
1991	22430.06088514064
1992	23485.063132461186
1993	25025.67102976156
1994	26786.989632345496
1995	27193.50745446097
1996	27184.598153112813
1997	28719.349623220376
1998	28743.827984416785
1999	28658.07159656489
2000	30750.475340999474
2001	32183.510386812766
2002	31990.309033906204
2003	32656.81867559057
2004	35658.21171689761
2005	36269.711063228904
2006	37365.6109099996
2007	39080.88778729056
2008	40064.653752134065
2009	35167.87463227868
2010	34232.72674089662
2011	35778.49179717177
2012	34762.788183747114
2013	36877.014131688105
2014	36763.209004919474
2015	37231.91849541575
2016	37444.4410939295
2017	38697.94950728825
2018	40379.29372373308
2019	40124.75799754655
2020	30437.20251624344
2021	38226.14615697899
2022	45236.02121437888
