ReplyThe information you have requested is set out in the table below. The figures for financial year 2024-25 will be available once the accounts have been closed and audited. All personnel numbers are as at 1 April of the relevant financial year. Financial Year2015-162016-172017-182018-192019-202020-212021-222022-232023-24Spend on Service Personnel in Cash Terms (£million)9,3199,6239,6849,78510,69111,26911,18411,44911,954Spend on Service Personnel in Real Terms (£million at Constant 2023-24 prices)12,05012,16912,05611,93112,73412,73812,71612,15111,954Total UK Regular Forces153,724150,996149,366146,556144,428145,317149,280147,978142,556of which Royal Navy and Royal Marines32,73932,50232,54432,48332,53732,75533,84833,92932,840of which Army87,05885,03883,56181,11679,02979,62482,23180,73077,536of which Royal Air Force33,92733,45633,26132,95732,86232,93833,20133,31932,180