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Investor Presentaiton

25% 22.7% 21.3% 19.7% 20% 15% 10% 5% 0% CBA/BankWest Reinforces strong Australian market position Home Lending Market Shares - Australia Household Deposits Credit Cards WBC/SGB CBA 40% 33.7% 35% 30% 25% 12.2% 13.2% 20% 15% 10% 3.0% 5% 0% ANZ Personal Lending 30% 25.1% 25% 21.9% 20% 15% 10% 5% 0% CBA/BankWest WBC/SGB CBA NAB BankWest 16.1% 11.0% 10% 5.8% 5% ANZ Source: APRA / RBA (July 2008). NAB CBA/BankWest WBC/SGB 29.7% 22.3% CBA ANZ 30% 24.9% 26.2% 25% 21.7% 20.5% 20% 14.1% 15% 12.9% 13.0% 10% 4.0% 5% 0% Business Lending NAB BankWest CBA/BankWest WBC/SGB 25% 25% 21.6% 22.8% 20% 18.8% 18.9% 20% 16.4% 15.8% 14.1% 15% 15% BankWest 0% CBA/BankWest WBC/SGB m CBA ANZ NAB BankWest 10% 4.7% 5% 0% CBA/BankWest WBC/SGB CBA ANZ Business Deposits 21.5% 15.9% 17.6% 21.9% CBA ANZ NAB Determined to be different BankWest 5.7% NAB BankWest 3.2%

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