Duvel tracking!!!

I've been tracking the price of 330ml bottles of Duvel as a way of guess-timating which establishments offer the best value

Dunnes - €3
Superquinn - €3.65
Tesco - €2.56
Drinkstore - €2.99 (but you get the service to go with it)
Molloys - €3.24
"cARRY oUT" - €3.19