Year	PPG (TDS, current US$)
1993	12572696
1994	109530495.1
1995	166754502
1996	96364614.9
1997	121809176.1
1998	100891055.1
1999	130705849.8
2000	171960976.4
2001	189264787.6
2002	159888546.1
2003	169693347.1
2004	215504002.4
2005	216035632.7
2006	216141404.1
2007	302061842.7
2008	365087542.8
2009	573029186.9
2010	590689334.3
2011	1778800672.8
2012	3386104297.6
2013	1666207018.6
2014	2803175524.3
2015	3263621234.9
2016	3058842742.9
2017	2548290718.7
2018	4477362113.3
2019	3578202616.3
2020	3603923727.9
2021	2790989577.9
2022	3563427745.7