Year	constant 2015 US$
2003	3202.055055139803
2004	3234.630716502011
2005	3277.5972010622577
2006	3299.7405024124305
2007	3179.043349539761
2008	3236.8100546288774
2009	3044.4628655117795
2010	3102.8661326316424
2011	3202.460859704551
2012	3235.773551424884
2013	3223.2355630384864
2014	3402.8747024922604
2015	3465.1706254851692
2016	3418.4515231458563
2017	3643.8535085228814
2018	3674.7903780441675
2019	3907.0471125308823
2020	3894.71276812
2021	3910.379521067357
2022	3658.530688011118