November 27, 2017 Source: NZ Income Survey, Demographic (affordability criteria). Household incomes determined as weighted average values, excluding households with parents and adult children living together. Affordability – KiwiBuild Jihee Junn | Staff Writer The Spinoff Daily gets you all the days' best reading in one handy package, fresh to your inbox Monday-Friday at 5pm. Email * Success! You are now signed up! Something went wrong. Try again later?