Provisional estimates for the March 2024 year compared with the March 2023 year were: migrant arrivals: 239,000 (± 3,300), up 39 percent. migrant departures: 127,800 (± 2,200), up 31 percent. annual net migration: gain of 111,100 (± 3,600), compared with a net gain of 74,600 (± 300).