I can only echo what Naturals and G-FORC3 have said... A lot of people on this forum seem to be very keen on the statistics. You can look at them every which way till Tuesday but the only way they'll help YOUR Performance as an individual applicant is if you work them out without a calculator and under timed conditions
(As practise for the mental maths!)
If you are genuinely passionate about a career as a BA Pilot this process has been designed to enable you to demonstrate that you have what it takes - irrespective of your background/circumstances, and more importantly irrespective of the circumstances of your fellow applicants. The process is about YOU. As naturals said..."use these next few months wisely"