Nice one peej:
Annual mileage 8320
Cost per year £1,007.27
Litres of fuel per year 899.35
A 1p per litre rise would cost you an extra £8.99 per year
An extra 1 mpg would save you £23.42 per year
I'd say it's more like 1.2k as I do more miles than that, thats just an average week really.