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	4854	210	12.1	0.52	40111	12.62
201903	6347	175	15.7	0.43	40414	16.13
201904	7928	233	18.64	0.54	42518	19.19
201905	10255	270	21.88	0.57	46850	22.46
201906	12585	400	24.18	0.76	52040	24.95
201907	11744	361	24.79	0.76	47363	25.55
201908	11701	377	25.06	0.8	46681	25.87
201909	9171	263	25.33	0.72	36193	26.06