Year	Number
1991	342307200
1992	313517500
1993	290815100
1994	302847300
1995	318012844.1
1996	339543200
1997	361142200
1998	368219300
1999	398388896
2000	428305223
2001	427544242
2002	426545437
2003	460194210
2004	506766844
2005	518261374
2006	559653407
2007	607952555
2008	623643998
2009	615350087
2010	712998068.251797
2011	774999479.8995441
2012	799109209.9465674
2013	830731466.8914353
2014	880915331.6165068
2015	945271489
2016	997402946
2017	1067441656
2018	1137091439.3496962
2019	1181479874.4280002
2020	384036439.6275
2021	524360548.477