Year	PPG (TDS, current US$)
1993	7847000
1994	137373322.4
1995	28237236.1
1996	50370885
1997	93885410.1
1998	97954369.7
1999	78019534.4
2000	55272075.8
2001	140002062
2002	148934984
2003	129765441.1
2004	119103149.1
2005	122189401.8
2006	358988696
2007	344710976.2
2008	132472603.1
2009	134897203.1
2010	154886271.3
2011	185583471
2012	234071989.7
2013	520505419
2014	249062433.4
2015	404327441.1
2016	395088448.1
2017	374370588.3
2018	511548151.4
2019	334564760.3
2020	737629499
2021	958613406.3
2022	344514876.7