Year	per million people
1998	332.37554
1999	362.39713
2000	395.20559
2001	380.21132
2002	450.65755
2003	468.45504
2004	586.92273
2005	601.4082
2006	650.45643
2007	652.38929
2008	614.57011
2009	645.89484
2010	600.94751
2011	621.36297
2012	617.10319
2013	659.40264
2014	676.53434
2015	745.82896
2016	638.21668
2017	714.10522