U.S. Outpatient Influenza-like Illness Surveillance Network (ILINet):
Percentage of Visits for ILI by Age Group Reported by A Subset of ILINet Providers
2021-2022 Season

	0-4 years		5-24 years		25-49 years		50-64 years		65+ years
Week	Total Visits	ILI	Total Visits	ILI	Total Visits	ILI	Total Visits	ILI	Total Visits	ILI
202140	108323	8.5	303420	3.0	448432	1.2	247253	0.9	287024	0.6
202141	107553	8.5	294668	2.8	444455	1.1	244888	0.8	288600	0.6
202142	104558	8.4	283900	2.7	420342	1.1	233846	0.9	278706	0.6
202143	106937	8.3	283838	2.8	428050	1.1	238258	0.8	287379	0.6
202144	104930	8.7	285387	3.2	414408	1.2	230859	0.9	278556	0.6
202145	111667	9.0	292405	3.4	429982	1.3	240221	1.0	287818	0.7
202146	111903	9.1	293049	3.5	437039	1.4	244035	1.0	292044	0.7
202147	109051	9.5	243153	3.7	401587	1.5	227630	1.2	282559	0.8
202148	112097	9.3	293531	3.8	454197	1.8	253321	1.4	306444	0.9
202149	108173	9.5	293602	4.3	447130	1.8	251350	1.3	297073	0.9
202150	112763	10.0	298095	5.1	456460	2.1	252100	1.4	298153	0.9
202151	114567	11.0	276602	6.2	461322	3.4	245174	2.2	286155	1.3
202152	132274	12.4	315350	6.5	569134	4.8	286026	3.3	315550	2.0
202201	111945	10.5	309155	5.5	540558	4.1	274983	3.0	305795	1.8
202202	95421	8.8	281382	4.8	479534	3.1	253533	2.3	291666	1.5
202203	84739	7.9	241318	3.7	433234	2.4	235951	1.8	280203	1.1
202204	77179	6.6	230928	2.6	404132	1.7	226987	1.3	274130	0.8
202205	74817	5.8	221456	2.3	381407	1.1	217449	0.9	268303	0.7
202206	77988	5.6	238191	2.0	394037	0.8	227780	0.7	283247	0.5
202207	84832	5.6	240806	2.2	387508	0.8	224162	0.6	276949	0.4
202208	86248	5.8	237949	2.3	386162	0.8	219983	0.5	273392	0.4
202209	89962	5.6	254806	2.4	396228	0.8	226876	0.5	283198	0.4
202210	93495	6.1	258973	2.7	399504	0.8	224858	0.5	275515	0.4
202211	97808	6.4	265256	3.0	411269	0.9	232675	0.6	290572	0.5
202212	96514	6.7	267538	3.0	414591	1.0	233019	0.7	286204	0.5
202213	98691	6.8	272291	3.2	417333	1.1	230458	0.7	285763	0.6
202214	100513	7.4	277142	3.6	424014	1.2	236110	0.7	290513	0.6
202215	103822	7.8	277295	4.0	425291	1.3	237767	0.8	295594	0.7
202216	102611	8.2	276760	3.9	426084	1.4	236674	0.9	294371	0.8
202217	109835	8.4	304706	3.9	450286	1.4	249069	0.9	308154	0.8
202218	104241	8.9	293732	4.5	441621	1.5	243884	1.1	302768	0.8
202219	114648	9.3	309085	4.8	455519	1.6	254494	1.1	313815	0.9