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	226	112	1.48	0.73	15267	2.21
201741	242	95	1.49	0.58	16188	2.08
201742	274	110	1.58	0.63	17306	2.21
201743	326	130	1.86	0.74	17459	2.61
201744	499	222	2.54	1.13	19628	3.67
201745	676	242	3.26	1.16	20722	4.43
201746	930	311	4.02	1.34	23104	5.37
201747	1312	327	5.77	1.43	22726	7.21
201748	1496	408	5.76	1.57	25928	7.34
201749	2155	503	7.94	1.85	27138	9.79
201750	4150	722	12.71	2.21	32646	14.92
201751	8249	1488	18.89	3.4	43648	22.3
201752	10366	1798	21.42	3.71	48391	25.13
201801	8628	1692	20.68	4.05	41712	24.74