Year	constant 2015 US$
1995	1075723785.0539057
1996	1070942894.0082027
1997	1286918454.271484
1998	1349794549.7832026
1999	1336784401.627734
2000	1611304519.077734
2001	1822709995.7445307
2002	1959475211.7203116
2003	2106267095.6886709
2004	2172128890.3890615
2005	2382986267.6878896
2006	2643691840.1367173
2007	2773042181.4644513
2008	2671096808.5351543
2009	2053022681.5804672
2010	2454015063.9199204
2011	2818771864.7644515
2012	2854608021.618748
2013	2942950766.508982
2014	3109057050.8773417
2015	3183173621.4839826
2016	3318816010.414451
2017	3452289301.6437473
2018	3620249582.052341
2019	3840923929.407419
2020	3602074651.391013
2021	3998096415.980466
2022	4029836251.242575
2023	3813138398.087497