U.S. Outpatient Influenza-like Illness Surveillance Network (ILINet):
Percentage of Visits for ILI by Age Group Reported by A Subset of ILINet Providers
2024-2025 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
2023401178927.63599763.55670391.63229071.14254800.9
2023411200468.13519193.65677601.83278311.24324060.9
2023421209218.73549123.95637161.83233921.34324901.1
2023431266059.03624404.25678912.03266671.44354501.2
2023441269829.33612134.75549112.23174241.54243001.3
20234513850310.43721205.45754942.53285811.74352951.4
20234613677410.93626645.75639922.83210161.94317731.5
20234713805511.13120465.95129152.92917362.14031141.6
20234814085411.03619855.75950613.53361182.54565811.9
20234913699811.73747236.95887483.63383942.64528671.9
20235014166012.83805928.75878524.33352773.14465312.2
20235114852614.136840510.35926425.53373264.04559352.8
20235214489315.53044219.85603726.53245074.94649853.6
20240112979713.63156927.36052575.83414814.54614033.3
20240211072911.43196326.65887414.63419623.64585672.6
20240310434710.52990366.45430204.03109743.04125532.2
20240410609910.23329196.65748363.93297492.74340261.9
20240511178210.23573446.95816403.73282572.54357601.8
20240611693810.43704827.35901403.83349382.54431561.7
20240711552410.23559337.25801133.83268902.54339061.7
20240811785910.43560597.25783334.03243892.64321631.8
20240911939510.13706516.65977543.83354612.54490341.7
2024101173049.83622896.35876653.43323022.24433751.6
2024111181539.33550205.75787243.13273021.94407321.4
2024121171219.03512675.15823882.83292681.84399311.3
2024131155728.63315464.85717082.83236221.74367571.3
2024141136978.53282424.25719142.63215031.74319941.2
2024151139268.13423593.95778632.33285381.54449201.1
2024161121717.33543233.55820102.03319771.34496861.0
2024171106427.13536473.55733531.93254211.34378570.9
2024181112687.03578773.45776021.83269771.24436720.9
2024191082826.63497413.25761801.73277591.24425780.8
2024201069816.53388123.25689101.73218771.24365310.9
2024211080676.23358033.05792241.63297921.24485230.8
2024221069176.23176522.95620391.53181941.14300400.9
2024231006965.53134392.55773241.53318931.14512750.8
202424953345.13022132.35686641.43276541.04447530.8
202425932264.82946722.15681081.43246471.04411730.8
202426920854.42985862.15797851.33282001.04456430.8
202427900534.42872942.05489411.33124821.04314950.8
202428932624.43086642.05977111.33402221.04573970.8
202429912584.33018152.05868001.33322971.04492530.8
202430896164.62954162.05721751.33255471.04402150.8
202431905634.53018652.15777751.43257361.04428110.8
202432896354.63036552.15733291.43261311.04398540.8
202433915774.73186402.35788791.43301610.94477540.8
202434959355.53331102.85745401.53256651.04439230.8
202435999075.93438013.25802001.53265361.04469900.8
2024361015586.03363733.25652781.63145371.14317610.8
2024371002016.13530943.15774141.63256671.04449020.8
2024381029646.33609613.25855191.53296551.14493660.8
2024391027656.33472383.15749991.53219701.04429960.8