Just worked out the mileage for 2008 so far using the sat nav ( so probably a few miles out)

Barnsley 240 miles
Leicester 310 miles ( turned back 30 mins from venue)
Colchester 950 miles (stayed in Kent)
Oldham 200 miles
Burgess Hill 785 miles (stayed in Kent)
Stoke 280 miles
Aylesbury 450 miles
Derby 350 miles

Running total 3565 miles