Year	PPG (TDS, current US$)
1993	1950956.5
1994	4440172.1
1995	9551548.9
1996	39460528.8
1997	20044424.2
1998	55570525.9
1999	39991503.9
2000	22253593.5
2001	40583655.9
2002	48354507.9
2003	71445022.8
2004	60361619.4
2005	24942903.4
2006	26153280.3
2007	26717318
2008	26096855.5
2009	44110810
2010	58987181.4
2011	66398103.7
2012	73455708.1
2013	578499598.5
2014	113233978
2015	359817804.2
2016	195848137.2
2017	230440788.2
2018	299971188.1
2019	756192156
2020	480352186.8
2021	390644812.2
2022	418009843.9