Unsurprisingly, it showed that Newstalk ZB has continued is long lead, and drawn the most listeners.
Nationally it has increased its market share from 12.1 to 12.5 per cent with 376,200 listeners.
Mike Hosking's breakfast show 16.9 per cent share was up nearly one per cent nationally and he took 19.7 per cent of the breakfast commercial radio market in Auckland.
The survey is used by advertisers to decide advertising spending.
It does not include listeners to non- commercial Radio New Zealand stations including National Radio and Concert FM.
Nationally Mediaworks' The Edge is in second place with 162,700 listeners each week followed by MediaWorks The Breeze in third place with 137,400 listeners.
The Edge showed growth among 10-17 year-old audience nationally, in Auckland and in the drive time slot.
The Radio Networks ZM is in fourth position with 131,500 listeners each week and Mai FM is in fifth with 124,300 listeners.