Year	TDS, current US$
1995	2829647.9
1996	5071085.1
1997	5610319
1998	6695696.9
1999	33987679
2000	38835249.9
2001	22881666.2
2002	35886766.3
2003	52278978.4
2004	61263282.2
2005	62048234.9
2006	58966872.1
2007	48442669.7
2008	38688149
2009	34854732.6
2010	33758092.3
2011	77356257.6
2012	256693700.8
2013	387907136.6
2014	255864968
2015	74499189.1
2016	14966760.1
2017	14767377.9
2018	60361115.6
2019	54646955.6
2020	4931457.8
2021	11966352.4
2022	35680503