28 January 2021. Unsurprisingly, distribution of vaccines is expected to track global distributions of wealth. According to the EIU report, “The bulk of the adult population in advanced economies will have been vaccinated by mid-2022. For middle-income countries, this timeline will stretch to late 2022 or early 2023.https://thediplomat.com/2021/01/southeast-asia-covid-19-vaccine-coverage-a-long-way-off-report/