This report provides information on deaths for each medal earning operation since World War 2 for UK armed forces personnel on a tri-service basis and include both regular and reservist personnel.
Full Reference
Ministry of Defence, 2017. UK armed forces operational deaths post World War 2: 2017. Available at: <https://www.gov.uk/government/statistics/uk-armed-forces-operational-deaths-post-world-war-2-2017>