Investor Presentaiton

ELECTRICITY SALES VOLUMES Regulatory allowances v Actual sales (GWh) Actual volume (AER forecast volume) 1 Regulatory year Cumulative average actual to date (Cumulative average Growth in actual % (Growth in AER forecast %) Year 0 Year 1 Year 2 Year 3 Year 4 Year 5 annual forecast change) 11,504 11,249 11,019 11,028 SA Power Networks (11,555) (11,618) (11,422) (11,264) (11,194) -2.20% -2.00% +0.08% (11,194) -1.4% (+0.5%) (-1.7%) (-1.4%) (-0.6%) (0.0%) (-0.6%) 0 CITIPOWER 6,210 6,105 6,085 (6,125) (6,180) (6,227) (6,218) (6,201) -1.70% -0.30% (6,237) -1.0% (+0.9%) (+0.8%) (-0.1%) (-0.3%) (+0.6%) (+0.4%) 10,678 Powercor AUSTRALIA (10,585) 10,470 10,744 (10,726) (10,795) (10,781) (10,761) (10,797) -1.90% +2.60% +0.3% (+1.3%) (+0.6%) (-0.1%) (-0.2%) (+0.3%) (+0.4%) 1. June year end for SA Power Networks, December year end for CitiPower and Powercor SPARK INFRASTRUCTURE INVESTOR PRESENTATION - NOVEMBER 2013 39 sparkinfrastructure

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