Children fully immunised at the age of 6 months in the Northland DHB, New Zealand
Year ended June 2016–2024, % of children within group
| Year ended June | % of children within group  | 
            
            
|---|---|
| 2016 | 71.09304426378% | 
| 2017 | 68.61995753715% | 
| 2018 | 64.31679721497% | 
| 2019 | 62.79788172992% | 
| 2020 | 64.13361169102% | 
| 2021 | 59.14634146341% | 
| 2022 | 53.5% | 
| 2023 | 50.2% | 
| 2024 | 49.9% |