Years	Dead for diseases			Healthy			Total
Years	Total samples	Positive amount	Positive ratio	Total samples	Positive amount	Positive ratio	Total samples	Positive amount	Positive ratio
2009	24	13	54.17%	10	2	20.00%	34	15	44.12%
2010	111	60	54.05%	53	12	22.64%	164	72	43.90%
2011	38	25	65.79%	131	52	39.69%	169	77	45.56%
Total	173	98	54.34%	194	66	34.02%	367	164	44.69%