The figures, published by mysupermarket.co.uk and based on food shopping for a family of four at Tesco, Asda and Sainsbury's, reveal that a family who spent an average of £100 per week in August 2007 would now have to spend £127 to buy the same items, an increase of £1,404 year on year. The biggest price increases are for dairy and wheat based products. Figures from mysupermarket.co.uk reveal that a loaf of sliced white bread from Tesco...