Year	per million people
1997	151.74192
2001	74.03787
2003	110.06183
2004	109.44225
2005	109.61099
2006	130.57869
2007	123.38131
2008	120.9816
2009	114.74907
2010	105.62145
2011	107.04727
2012	124.58771
2013	128.6247
2014	141.7438
2015	138.81214
2016	134.55643
2017	129.50941