evidence: There were an estimated 30.2 million passenger arrivals in 2021 (including returning UK residents), around a quarter (23%) less than the previous year, due to the travel restrictions imposed as a result of the COVID-19 pandemic. [...] Data on passenger arrivals relate to the number of arrivals into the UK. The data include British, EEA and Swiss nationals, as well as non-EEA nationals. For non-EEA nationals who are subject to immigration controls, more detailed information is available on their nationality and purpose of their journey up until 2018. [...] If you have any comments or suggestions for the development of this report, please provide feedback by emailing MigrationStatsEnquiries@homeoffice.gov.uk. Please include the words ‘PUBLICATION FEEDBACK’ in the subject of your email.