Influenza Positive Tests Reported to CDC by
U.S. Clinical Laboratories
2017-2018 Season

Week	Total A	Total B	Percent Positive A	Percent Positive B	Total # Tested	% Positive
201740	227	113	1.47	0.73	15438	2.2
201741	245	95	1.49	0.57	16440	2.06
201742	278	110	1.57	0.62	17638	2.19
201743	332	130	1.86	0.72	17816	2.59
201744	503	223	2.51	1.11	19973	3.63
201745	681	242	3.21	1.14	21168	4.36
201746	933	312	3.95	1.32	23571	5.28
201747	1318	332	5.67	1.43	23210	7.1
201748	1508	412	5.68	1.55	26524	7.23
201749	2176	511	7.83	1.83	27786	9.67
201750	4416	794	12.73	2.28	34676	15.02
201751	8733	1633	18.96	3.54	46043	22.51
201752	11390	1996	21.46	3.76	53071	25.22
201801	12565	2431	20.91	4.04	60082	24.95
201802	14530	3077	21.92	4.64	66281	26.56
201803	13852	3615	21.19	5.53	65344	26.73
201804	15839	5187	20.16	6.6	78530	26.77
201805	14269	6340	18.04	8.01	79075	26.06
201806	13115	7381	16.93	9.52	77453	26.46
201807	10768	7735	14.91	10.71	72174	25.63
201808	6762	6022	11.73	10.45	57621	22.18
201809	3949	3963	9.11	9.14	43324	18.26
201810	1963	2260	6.97	8.02	28157	14.99