| Week | Age 0-4 | Age 5-24 | Age 25-49 | Age 50-64 | Age over 64 | Total ILI | Total Patients | % Unweighted ILI | % Weighted ILI |
|---|---|---|---|---|---|---|---|---|---|
| 201940 | 6257 | 7604 | 4828 | 1774 | 1451 | 21914 | 1447285 | 1.5 | 1.5 |
| 201941 | 6595 | 7655 | 5175 | 2031 | 1608 | 23064 | 1425245 | 1.6 | 1.6 |
| 201942 | 7323 | 8284 | 5572 | 2123 | 1647 | 24949 | 1416261 | 1.8 | 1.8 |
| 201943 | 7850 | 9274 | 6081 | 2313 | 1786 | 27304 | 1452907 | 1.9 | 1.9 |
| 201944 | 8618 | 9932 | 6151 | 2290 | 1757 | 28748 | 1409482 | 2 | 2.1 |
| 201945 | 10397 | 12186 | 7089 | 2448 | 1815 | 33935 | 1425437 | 2.4 | 2.4 |
| 201946 | 11178 | 13067 | 7716 | 2696 | 1906 | 36563 | 1371791 | 2.7 | 2.6 |
| 201947 | 11871 | 15430 | 8487 | 2830 | 1848 | 40466 | 1335830 | 3 | 2.9 |