| Operating Revenue | |
| Operating Expenses | |
| Other operation and maintenance | |
| Depreciation and amortization | |
| Other taxes | |
| Deferred electric service costs | |
| Effect of settlement of Mirant bankruptcy claims | |
| Gain on sale of assets | |
| Total Operating Expenses | |
| Operating Income | |
| Other Income (Expenses) | |
| Interest and dividend income | |
| Interest expense | |
| Other income | |
| Other expenses | |
| Total Other Expenses | |
| Income Before Income Tax Expense | |
| Income Tax Expense | |
| Net Income | |
| Retained Earnings at Beginning of Period | |
| Dividends Paid | |
| Retained Earnings at End of Period | |
| Basic and Diluted Share Information | |
| Operating Revenue | |
| Operating Revenue | |
| Operating Expenses | |
| Purchased energy | |
| Other operation and maintenance | |
| Depreciation and amortization | |
| Other taxes | |
| Effect of settlement of Mirant bankruptcy claims | |
| Total Operating Expenses | |
| Operating Income | |
| Other Income (Expenses) | |
| Interest and dividend income | |
| Interest expense | |
| Other income | |
| Other expenses | |
| Total Other Expenses | |
| Income Before Income Tax Expense | |
| Income Tax Expense | |
| Net Income | |
| Retained Earnings at Beginning of Period | |
| Dividends Paid | |
| Retained Earnings at End of Period | |
| Basic and Diluted Share Information | |
| Operating Revenue | |
| Operating Revenue | |
| Operating Revenue | |
| Operating Expenses | |
| Purchased energy | |
| Other operation and maintenance | |
| Depreciation and amortization | |
| Other taxes | |
| Gain on sale of assets | |
| Total Operating Expenses | |
| Operating Income | |
| Other Income (Expenses) | |
| Interest and dividend income | |
| Interest expense | |
| Other income | |
| Total Other Expenses | |
| Income Before Income Tax Expense | |
| Income Tax Expense | |
| Net Income | |
| Retained Earnings at Beginning of Period | |
| Dividends Paid | |
| Retained Earnings at End of Period | |
| Basic and Diluted Share Information | |
| Operating Revenue | |
| Operating Revenue | |
| Operating Revenue | |
| Operating Expenses | |
| Purchased energy | |
| Other operation and maintenance | |
| Depreciation and amortization | |
| Other taxes | |
| Deferred electric service costs | |
| Total Operating Expenses | |
| Operating Income | |
| Other Income (Expenses) | |
| Interest and dividend income | |
| Interest expense | |
| Other income | |
| Total Other Expenses | |
| Income Before Income Tax Expense | |
| Income Tax Expense | |
| Net Income | |
| Retained Earnings at Beginning of Period | |
| Dividends Paid | |
| Retained Earnings at End of Period | |
| Basic and Diluted Share Information | |
| Operating Revenue |