Annualized Total Shareholder Return
| Total Shareholder Return As of March 31, 2013 (% return) | ||||
|---|---|---|---|---|
| 1 year | 3 year | 5 year | ||
| Duke Energy |  |
20.7 | 20.0 | 12.2 |
| S&P 500 Index |  |
14.0 | 12.7 | 5.8 |
| PHLX Utility Sector Index |  |
14.0 | 13.5 | 4.7 |
| *Assumes Reinvested Dividends | ||||
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