Year	Per 100 People
1998	0.02281
1999	0.09272
2000	0.32982
2001	1.00399
2002	2.74802
2003	5.89492
2004	10.77583
2005	15.46692
2006	20.63712
2007	25.41924
2008	28.60601
2009	31.66818
2010	33.85388
2011	35.91366
2012	37.68078
2013	39.01757
2014	40.45606
2015	41.68192
2016	42.74367
2017	43.75069
