<p>The Home Office publishes statistics on detected irregular arrivals to the UK in the ‘Irregular migration to the UK statistics’ release on gov.uk.</p><p>Data on people who have arrived in the UK as ‘Inadequately documented air arrivals’ are included in table Irr_01 of the ‘<a href="https://assets.publishing.service.gov.uk/media/655c859cd03a8d001207fd99/irregular-migration-to-the-UK-detailed-dataset-year-ending-september-2023.xlsx" target="_blank">Irregular migration to the UK detailed datasets</a>’, with the latest data up to the end of September 2023.</p><p>The Home Office does not publish the requested data in any further breakdowns.</p>