U.S. Outpatient Influenza-like Illness Surveillance Network (ILINet):
Percentage of Visits for ILI by Age Group Reported by A Subset of ILINet Providers
2020-2021 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
201940	56297	6.0	172204	2.4	249207	1.2	134853	0.7	150464	0.5
201941	58682	6.2	171190	2.4	247201	1.3	136578	0.8	154517	0.6
201942	59887	6.8	166497	2.7	242025	1.4	134987	0.9	154145	0.6
201943	61051	7.1	175250	2.9	249407	1.5	139182	0.9	157967	0.6
201944	63453	7.4	170789	3.1	245143	1.5	133273	0.9	151569	0.6
201945	66166	8.4	172988	3.7	242759	1.7	132902	1.0	151719	0.6
201946	67257	9.3	170055	4.2	240611	2.0	131376	1.2	147996	0.7
201947	73294	9.7	176962	5.0	253239	2.2	138734	1.3	153845	0.8
201948	74319	11.2	152325	5.3	231495	2.4	126916	1.4	148049	0.9
201949	73243	10.6	174304	4.9	255214	2.8	136783	1.6	155770	1.0
201950	76032	10.8	183387	6.1	254750	3.0	137775	1.7	155497	1.0
201951	81306	12.4	183096	8.4	251594	3.7	135006	1.9	155329	1.2
201952	90267	15.9	170131	11.5	258507	5.9	140740	3.2	165096	2.0
202001	86269	14.7	162051	8.4	280118	5.9	149437	3.5	170051	2.4
202002	72528	12.3	173167	7.0	273733	5.1	147637	3.1	165487	1.9
202003	73278	12.8	183144	8.1	266393	4.8	143617	2.9	160122	1.7
202004	75510	13.8	185890	9.4	266198	5.3	142592	3.2	158033	1.7
202005	78728	14.6	208281	10.5	277969	6.3	145238	3.9	160551	2.0
202006	78433	15.0	207872	11.2	275995	6.8	146837	4.1	159751	2.1
202007	75421	13.6	196597	9.7	274401	6.1	148601	3.8	163078	2.0
202008	68165	13.1	174065	8.6	251090	5.7	137025	3.7	151611	2.1
202009	67748	11.8	179557	7.4	261852	5.4	142603	3.6	158538	2.0
202010	69200	11.8	188151	7.4	271080	5.5	147531	3.7	162779	2.2
202011	66459	12.4	185525	8.4	275819	6.7	144892	4.9	151357	2.7
202012	45496	13.9	117833	8.6	230923	7.7	116630	6.2	110228	3.7
202013	29497	10.2	83263	5.7	194727	6.4	99895	5.8	95045	3.8
202014	21524	6.2	70454	4.0	170094	5.0	90904	5.2	87738	3.3
202015	19626	4.2	67029	2.9	157592	3.7	88624	3.8	89348	2.5
202016	19285	3.0	65768	2.2	151186	2.9	85498	2.8	90184	1.8
202017	20399	2.4	71484	1.8	161677	2.3	92174	2.1	98125	1.4
202018	21371	2.1	77494	1.6	168388	1.9	94363	1.6	102343	1.1
202019	22800	1.7	82393	1.3	175881	1.5	100549	1.3	108157	0.9
202020	24106	1.8	86757	1.3	180051	1.3	101412	1.2	111596	0.7
202021	32398	1.7	118475	1.1	253165	1.1	143512	0.9	160760	0.6
202022	33084	1.5	127586	1.0	261410	0.9	147088	0.8	165555	0.6
202023	34808	1.5	135163	0.9	266792	0.8	150549	0.7	170328	0.5
202024	37044	1.5	143642	1.0	283178	0.8	157320	0.7	175680	0.5
202025	39583	1.6	155793	1.2	299949	1.1	164899	0.8	182285	0.6
202026	41031	2.0	168533	1.5	324817	1.4	173760	1.1	187627	0.7
202027	41493	2.4	171009	1.7	333850	1.6	175859	1.4	189946	0.9
202028	44881	2.5	181770	1.7	349014	1.7	186843	1.5	198685	1.0
202029	43936	2.6	175297	1.6	336580	1.6	181333	1.4	192544	0.9
202030	44940	2.6	180764	1.3	344422	1.3	185320	1.2	200228	0.8
202031	44777	2.4	178239	1.3	339013	1.2	182977	1.0	199161	0.7
202032	44610	2.4	176062	1.3	332885	1.0	182411	0.9	201333	0.7
202033	45866	2.3	177487	1.2	334680	0.9	182964	0.8	201769	0.6
202034	46123	2.5	178932	1.2	331996	0.9	182124	0.7	203096	0.6
202035	46702	2.6	182372	1.5	331091	0.8	181040	0.7	201275	0.5
202036	46566	2.5	182738	1.3	325619	0.8	178295	0.6	202557	0.5
202037	48717	2.9	182666	1.5	326130	0.8	181396	0.7	201772	0.5
202038	48689	2.9	186417	1.3	324904	0.9	179326	0.7	204593	0.5
202039	46372	3.1	183257	1.5	322664	0.9	178451	0.7	206016	0.5
202040	55350	3.0	209820	1.5	363436	1.0	200932	0.8	231936	0.6
202041	55336	3.1	213101	1.6	382649	1.1	213396	1.0	244228	0.7
202042	53552	2.9	209189	1.5	379734	1.1	209554	0.8	235595	0.6
202043	52986	3.1	209479	1.6	381676	1.1	211460	0.9	237011	0.6
202044	52960	3.2	202446	1.6	373594	1.1	206314	0.9	234400	0.7
202045	54734	3.2	211608	1.8	382865	1.3	209699	1.1	237773	0.7
202046	55199	3.3	212794	1.7	400925	1.3	220826	1.2	244645	0.9
202047	54639	3.3	206192	1.7	388960	1.4	214380	1.3	239183	0.9
202048	50600	3.4	180050	1.7	360608	1.4	202142	1.4	234171	1.0
202049	51578	3.3	190563	1.7	378286	1.4	208494	1.3	239377	0.9
202050	51234	3.2	193416	1.5	380611	1.4	213691	1.3	246290	1.0
202051	51552	3.2	186997	1.5	373981	1.3	209762	1.3	243905	0.9
202052	48458	3.2	166226	1.5	348733	1.4	199634	1.4	237529	1.1
202053	50972	3.5	180694	1.6	381891	1.5	215114	1.5	248483	1.1
202101	52410	2.9	195571	1.6	395960	1.4	219150	1.4	250750	1.0
202102	53023	3.1	193658	1.4	374173	1.2	209201	1.2	247687	0.8
202103	55570	3.2	195469	1.4	373977	1.1	207832	1.1	239020	0.7
202104	54535	3.3	195636	1.4	367383	1.0	203608	1.0	232630	0.7
202105	54075	3.3	192882	1.3	360805	0.9	201251	0.8	232627	0.6
202106	54024	3.4	187555	1.3	352132	0.8	196403	0.7	227696	0.5
202107	52340	3.2	180364	1.2	343099	0.8	194113	0.7	223006	0.5
202108	58433	3.1	203984	1.1	373481	0.7	212187	0.6	244387	0.4
202109	60418	3.2	205343	1.1	369240	0.7	208770	0.6	244126	0.4
202110	63510	3.6	210027	1.2	370031	0.7	210163	0.6	245349	0.4
202111	63536	4.0	205668	1.2	369706	0.8	209231	0.6	244740	0.4
202112	68095	4.1	218798	1.2	382247	0.8	214810	0.7	251830	0.4
202113	70766	4.5	221949	1.3	390480	0.8	216813	0.7	251212	0.3
202114	75992	4.7	238328	1.4	409757	0.9	225806	0.7	259847	0.4
202115	77221	5.2	243500	1.4	423335	0.9	232496	0.7	261755	0.4
202116	77885	5.7	240850	1.5	412656	0.9	225668	0.7	256472	0.4
202117	82191	5.9	249388	1.6	415580	0.9	226647	0.6	259099	0.4
202118	80188	6.3	239874	1.6	403948	0.8	219931	0.6	251250	0.4
202119	81935	6.8	234574	1.7	395185	0.8	217220	0.6	251287	0.4
202120	87039	7.1	245445	1.6	414131	0.8	229617	0.5	266540	0.4
202121	87048	6.8	236794	1.6	411948	0.7	229129	0.5	269118	0.3
202122	87375	7.3	227045	1.6	402563	0.7	221839	0.5	260959	0.4
202123	88086	6.9	236407	1.5	419616	0.7	234203	0.5	272070	0.3
202124	89775	7.2	236069	1.5	418458	0.7	234317	0.5	270918	0.3
202125	89236	7.3	232222	1.5	416752	0.7	232361	0.5	268978	0.4
202126	89639	7.2	233868	1.5	420221	0.7	231577	0.6	270420	0.4
202127	91399	7.3	236935	1.7	431912	0.9	237616	0.7	274100	0.4
202128	92651	7.4	242907	1.8	449032	1.1	245179	0.8	278307	0.5
202129	95686	8.0	246692	2.1	453032	1.3	246019	0.9	277394	0.6