I have just received the news that I am starting HMS Raleigh on the 27th October. Although the few posts that I have made got plenty of stick, I have been a regular reader of the threads on rum ration and would like to thank everyone for their advice. Cheers!
Generally, it'll probably be because that's what his AFCO advised. Avoid comparing "waiting times" as they depend on the number of places available at the time of initiating the application process and it can differ month to month depending on the service requirement and the numbers applying for that particular branch.