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	12179	2369	20.76	4.03	58641	24.8
201802	13792	2941	21.92	4.67	62908	26.59
201803	12736	3277	21.13	5.43	60259	26.57
201804	11792	3635	19.91	6.14	59200	26.05