6 -The number of known cases of influenza in New Zealand

6 -The number of known cases of influenza in New Zealand during its winter months of April to August. The 99.8% reduction from previous years is a knock-on effect of efforts to tackle COVID-19.

https://www.rnz.co.nz/national/programmes/sunday/audio/2018767843/near-extinction-of-influenza-in-nz-as-numbers-drop-due-to-lockdown