14 books, 5,493 speeches: Prince Philip by the numbers

FILE - In this Thursday, June, 16, 2011 file photo Britain's Queen Elizabeth II with Prince Philip arrive by horse drawn carriage in the parade ring on the third day, traditionally known as Ladies Day, of the Royal Ascot horse race meeting at Ascot, England. Queen Elizabeth II's husband, Prince Philip, will stop carrying out public engagements this fall, Buckingham Palace announced Thursday May 4, 2017. (AP Photo/Alastair Grant, File) (The Associated Press)

LONDON – Buckingham Palace announced Thursday that Prince Philip, age 95, also known as the Duke of Edinburgh, will retire from public life. Here's a look at his service by the numbers since his wife became queen in 1952:

22,191 - Solo engagements

637 - Solo overseas visits, including 229 visits to 67 Commonwealth countries, and 408 visits to 76 other countries

5,493 - Speeches given

785 - Charities he's been involved with in some way

54 - Presentations of flags to military regiments

32 - Military service appointments

14 - Books authored

— Source: Buckingham Palace