The total number of pilots by Service:

• Royal Air Force (RAF):
  • 1,830, as at 01 December 2013.
  • 1,790, as at 01 December 2014.
• Royal Navy/Royal Marines:
  • 550, as at 01 December 2013.
  • 530, as at 01 December 2014.
• Army Air Corps (AAC):
  • 540, as at September 2014.
  • 550, as at February 2015.

As per Defence Statistics, figures are rounded to the nearest 5, 10, or 20 respectively to prevent systematic bias.

Reference

FOI 2015/02582 dated 26 March 2015.