Year	constant 2015 US$
2003	1072.4762309726243
2004	1108.722180255202
2005	1181.2115106948884
2006	1202.1655068857021
2007	1265.8188324933894
2008	1288.603330527665
2009	1242.56115145349
2010	1316.0047160284355
2011	1336.7408762157916
2012	1343.260968878915
2013	1348.216538272192
2014	1356.3435544604977
2015	1354.5229737805068
2016	1366.3604786093404
2017	1334.556719455919
2018	1399.6307448446837
2019	1397.6562459265397
2020	1173.0520398865906
2021	1126.5481757761856
2022	1143.5933583033454
