Year	TDS, current US$
2008	696712808.5
2009	625488797.4
2010	627144792.8
2011	624542488.5
2012	765288
2013	887558.3
2014	212748.5
2015	570877.4
2016	379642
2017	522948.5
2018	20188321.9
2019	4508490.8
2020	1251285.3
2021	436520.6
2022	9013646.1