Year	current US$
2004	1575472410185.783
2005	1829489897244.6665
2006	2175900510810.6296
2007	2658033619057.558
2008	3176430586435.98
2009	3186497372554.5
2010	3821364072517.5674
2011	4555552214284.055
2012	4867107155243.012
2013	5132654689040.558
2014	5422674900561.661
2015	5294368110266.045
2016	5265279687651.221
2017	5752673397651.614
2018	6213143779228.5205
2019	6179954860605.328
2020	6085049092902.904
2021	7552650953788.201
2022	7710265475789.927
2023	7624510121065.167