Year	constant 2010 US$
1997	545.365215859366
1998	491.010827079216
1999	534.123870169749
2000	572.268894010375
2001	623.669774648988
2002	600.650458531859
2003	660.371365725676
2004	683.922611257032
2005	696.302305143666
2006	737.177555522955
2007	808.263129363179
2008	767.57692905802
2009	748.439363500054
2010	664.680669338026
2011	688.791858924773
2012	746.737070870084
2013	713.750743911702
2014	735.796418206987
2015	744.834495133122
2016	824.687225465237
2017	883.422931889576