Banking wrap - October 10 11 October 2007 3:50PM Greg Peel of FNArena. Databank, Last week (ending Wednesday) the big five banks outperformed the index on average by 4.2 per cent to 2.8 per cent, having underperformed the index through most of the credit crunch period. This week saw a follow through, with the banks improving by 2.8 per cent against the index's 1.2 per cent. Performances ranged between 1.6 per cent from Commonwealth to 4.7 per cent from St George. Macquarie Bank and Babcock & Brown both added about 10 per cent.Relative movements for the week ending 10 October 2007:St George +4.70 per centANZ +2.86 per centWestpac +2.66 per centNational +2.15 per centCommBank +1.57 per centASX 200 +1.17 per cent