Year	TDS, current US$
1993	4672658.3
1994	4965793.2
1995	61000
1996	5310953.7
1997	7946165.5
1998	152878707.9
1999	21601349.8
2000	13591524.2
2001	21632938.2
2002	17010953.4
2003	21080965.5
2004	30480194.6
2005	20742020.7
2006	57380811
2007	24826112.4
2008	31556886.5
2009	65116151
2010	64690719.3
2011	60205578
2012	44764371.5
2013	47939000.2
2014	77387653.6
2015	100290547.8
2016	114523733.4
2017	147606796
2018	204594686.9
2019	260484016.9
2020	269386304.8
2021	260233503.6
2022	291138271.3