Annualized Total Shareholder Return
| Total Shareholder Return As of December 31, 2007* (% return) | ||||
|---|---|---|---|---|
| 1 year | 3 year | 5 year | ||
| Duke Energy |  |
9.03 | 15.91 | 17.8 |
| S&P 500 Index |  |
5.49 | 8.62 | 12.82 |
| Dow Jones Utility Index |  |
16.59 | 20.57 | 24.17 |
| *Assumes Reinvested Dividends | ||||
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