From Statistics New Zealand:
Annual migrant arrivals of New Zealand citizens are provisionally estimated at 42,800 for the year ended March 2020, with almost half of these arriving between December 2019 and March 2020. This is the highest annual number on record…
Annual migrant departures of New Zealand citizens are provisionally estimated at 35,700 for the year ended March 2020. This is well below the annual average of 52,800 since 2001.
