Year	Number
2004	453619920.6776672
2005	462527032.4804473
2006	489625062.75298667
2007	494727795.2901244
2008	495768984.00579804
2009	483880961.14903885
2010	491730015.73154855
2011	514734250.1644051
2012	520092217.3031236
2013	539066000
2014	555108000
2015	571048000
2016	590598000
2017	617852000
2018	638607601.5625
2019	655573447.522239