Year	TDS, current US$
1992	102828.7
1993	939772.2
1994	1082639.3
1995	2467028.1
1996	9195606.4
1997	8447816.7
1998	1963257.1
1999	6716604.7
2000	10900180
2001	15676658.4
2002	15406592.4
2003	10962772
2004	11475513
2005	11668685.7
2006	14508851.3
2007	17569442.5
2008	16578793.4
2009	14689957.7
2010	12677468.9
2011	12309340.1
2012	10447705.2
2013	10553435.9
2014	9265195.2
2015	7509101.9
2016	6777925.3
2017	9112258.5
2018	16046453.2
2019	29509991.7
2020	47680509.6
2021	73375108.8
2022	78907415.1