Influenza Positive Tests Reported to CDC by
U.S. Clinical Laboratories
2018-2019 Season

Week	Total A	Total B	Percent Positive A	Percent Positive B	Total # Tested	% Positive
201840	218	71	1.31	0.42	16528	1.74
201841	223	83	1.23	0.46	18028	1.69
201842	311	89	1.54	0.44	20168	1.98
201843	340	101	1.59	0.47	21352	2.06
201844	389	99	1.74	0.44	22332	2.18
201845	543	98	2.32	0.41	23387	2.74
201846	668	102	2.74	0.41	24364	3.16
201847	893	73	3.63	0.29	24583	3.92
201848	998	104	3.54	0.36	28132	3.91
201849	1659	148	5.74	0.51	28899	6.25
201850	3235	188	9.82	0.57	32942	10.39
201851	5285	181	13.83	0.47	38198	14.3
201852	6837	232	15.85	0.53	43114	16.39
201901	5230	141	11.84	0.31	44136	12.16
201902	5065	211	12.24	0.51	41367	12.75
201903	6647	175	15.92	0.41	41751	16.33
201904	8282	235	18.88	0.53	43858	19.41
201905	10587	272	21.96	0.56	48202	22.52
201906	13033	403	24.31	0.75	53607	25.06
201907	12978	496	25.02	0.95	51854	25.98
201908	13331	453	25.38	0.86	52510	26.25
201909	12606	379	25.87	0.77	48728	26.64
201910	10296	295	25.07	0.71	41054	25.79