Influenza Positive Tests Reported to CDC by
U.S. Clinical Laboratories
2019-2020 Season

Week	Total A	Total B	Percent Positive A	Percent Positive B	Total # Tested	% Positive
201940	136	124	0.68	0.62	19851	1.3
201941	146	181	0.66	0.81	22113	1.47
201942	172	187	0.74	0.8	23131	1.55
201943	201	354	0.81	1.43	24630	2.25
201944	221	556	0.86	2.18	25417	3.05
201945	414	1075	1.43	3.72	28842	5.16
201946	535	1589	1.7	5.05	31439	6.75
201947	898	2581	2.46	7.07	36473	9.53
201948	1076	2793	3.04	7.89	35370	10.93
201949	1425	3461	3.4	8.25	41911	11.65
201950	2155	5097	4.8	11.35	44888	16.15
201951	3695	8579	6.78	15.75	54445	22.54
201952	5975	11261	9.33	17.6	63981	26.93
202001	5644	9658	8.66	14.82	65136	23.49
202002	6109	7927	10.06	13.06	60685	23.12
202003	7711	8017	12.78	13.29	60296	26.08
202004	9478	8762	14.69	13.58	64486	28.28
202005	12074	9660	16.78	13.42	71932	30.21
202006	12903	8752	18.12	12.29	71205	30.41
202007	13287	7153	19.37	10.43	68565	29.81
202008	12647	5731	19.61	8.89	64460	28.51
202009	11622	4345	18.84	7.04	61671	25.89
202010	10965	3359	17.3	5.3	63366	22.6
202011	8695	2574	12.14	3.59	71577	15.74
202012	3891	1295	5.44	1.81	71457	7.25
202013	675	260	1.56	0.6	43098	2.16
202014	141	105	0.47	0.35	29432	0.83
202015	45	40	0.23	0.2	19282	0.44
202016	33	24	0.22	0.16	14727	0.38
202017	20	7	0.14	0.05	13923	0.19
202018	19	8	0.15	0.06	12191	0.22
202019	10	13	0.13	0.17	7526	0.3