For those aged 5 to 11, the number is 15.9 per cent.
Booster shots have been administered to 73.1 per cent of those eligible.
The country's first known detection of the Omicron XE variant was reported on Saturday.
The Ministry of Health says its daily reported cases may differ slightly from those reported at a DHB or local public health unit level.
This is because of different reporting cut-off times and the assignment of cases between regions, for example when a case is tested outside their region of residence.