| Net Income | 1,829 | 1,772 | 2,563 | 1,031 | -648 | 1,905 | |
| Depreciation & Amortization | 1,400 | 1,373 | 1,324 | 1,283 | 1,403 | 1,469 | |
| Other Amortization | 136 | 125 | 82 | 48 | 31 | - | |
| Loss (Gain) on Sale of Assets | 6 | 6 | 7 | 123 | 2,637 | -123 | |
| Loss (Gain) on Sale of Investments | -111 | -194 | -248 | 202 | -229 | -278 | |
| Change in Income Taxes | -289 | -382 | 65 | -93 | -127 | 124 | |
| Change in Other Net Operating Assets | - | -222 | 1,242 | -754 | -972 | 170 | |
| Other Operating Activities | -450 | -345 | -1,229 | -337 | -359 | -165 | |
| Operating Cash Flow | 2,521 | 2,133 | 3,806 | 1,503 | 1,736 | 3,102 | |
| Operating Cash Flow Growth | -4.14% | -43.96% | 153.23% | -13.42% | -44.04% | -8.20% | |
| Capital Expenditures | -3,211 | -3,380 | -3,325 | -2,888 | -2,719 | -2,923 | |
| Sale of Property, Plant & Equipment | - | - | 37 | 1,918 | 569 | 301 | |
| Investment in Securities | - | - | 291 | -124 | -111 | - | |
| Contributions to Nuclear Demissioning Trust | -1,593 | -1,563 | -1,751 | -1,611 | -2,092 | -2,250 | |
| Other Investing Activities | 1,665 | 1,637 | 1,790 | 1,604 | 2,109 | 2,196 | |
| Investing Cash Flow | -3,139 | -3,306 | -2,958 | -1,101 | -2,244 | -2,676 | |
| Short-Term Debt Issued | - | 1,144 | 1,000 | 2,000 | 2,756 | 800 | |
| Long-Term Debt Issued | - | 3,350 | 2,800 | 2,850 | 2,825 | 2,450 | |
| Total Debt Issued | 4,144 | 4,494 | 3,800 | 4,850 | 5,581 | 3,250 | |
| Short-Term Debt Repaid | - | -500 | -2,250 | -3,319 | -300 | -852 | |
| Long-Term Debt Repaid | - | -1,500 | -1,575 | -700 | -3,082 | -1,365 | |
| Total Debt Repaid | -2,518 | -2,000 | -3,825 | -4,019 | -3,382 | -2,217 | |
| Net Debt Issued (Repaid) | 1,626 | 2,494 | -25 | 831 | 2,199 | 1,033 | |
| Repurchase of Common Stock | - | - | - | -500 | - | - | |
| Common Dividends Paid | -1,211 | -1,196 | -1,137 | -1,079 | -1,031 | -991 | |
| Other Financing Activities | -91 | -70 | -98 | -6 | -369 | -72 | |
| Financing Cash Flow | 324 | 1,228 | -1,260 | -754 | 799 | -30 | |
| Net Cash Flow | -294 | 55 | -412 | -352 | 291 | 396 | |
| Free Cash Flow | -690 | -1,247 | 481 | -1,385 | -983 | 179 | |
| Free Cash Flow Growth | - | - | - | - | - | -15.96% | |
| Free Cash Flow Margin | -6.42% | -12.12% | 4.28% | -14.13% | -10.11% | 1.86% | |
| Free Cash Flow Per Share | -1.38 | -2.49 | 0.96 | -2.76 | -1.95 | 0.35 | |
| Cash Interest Paid | 853 | 799 | 683 | 602 | 547 | 568 | |
| Cash Income Tax Paid | 1 | 68 | 144 | 353 | 425 | 297 | |
| Levered Free Cash Flow | -973.63 | -1,511 | 25.75 | 905.5 | -2,554 | -87.5 | |
| Unlevered Free Cash Flow | -399.88 | -960 | 493.25 | 1,298 | -2,197 | 287.5 | |
| Change in Net Working Capital | 353 | 638 | -223 | -1,651 | 2,266 | -209 | |