Year	constant 2010 US$
2001	470.939397974194
2002	461.895364440778
2003	473.299926687513
2004	488.015072546981
2005	501.529633755008
2006	514.365392035952
2007	526.861022250182
2008	552.81124320879
2009	574.426972501931
2010	596.929131098091
2011	615.406200661471
2012	647.721303902698
2013	676.023296214665
2014	723.419265383718
2015	744.173458390359
2016	741.301531279584
2017	786.90211291894
2018	819.455395809145
