| Net Income | 1,820 | 2,519 | 1,660 | 1,346 | 1,101 | |
| Depreciation & Amortization | 2,155 | 2,031 | 2,056 | 2,032 | 1,920 | |
| Loss (Gain) on Sale of Assets | 62 | -865 | - | 212 | - | |
| Loss (Gain) on Sale of Investments | - | - | - | 231 | 320 | |
| Change in Accounts Receivable | -188 | -323 | -392 | -464 | -544 | |
| Change in Inventory | -16 | 38 | -111 | -82 | -4 | |
| Change in Accounts Payable | -1 | -285 | 558 | 44 | 170 | |
| Change in Income Taxes | -144 | 3 | 3 | -46 | 74 | |
| Change in Other Net Operating Assets | -606 | -1,102 | -208 | -578 | -1,016 | |
| Other Operating Activities | 532 | 140 | 369 | 38 | 177 | |
| Operating Cash Flow | 3,614 | 2,156 | 3,935 | 2,733 | 2,198 | |
| Operating Cash Flow Growth | 67.63% | -45.21% | 43.98% | 24.34% | -29.87% | |
| Capital Expenditures | -4,771 | -4,494 | -4,168 | -3,953 | -3,936 | |
| Divestitures | - | 3,927 | - | 812 | - | |
| Contributions to Nuclear Demissioning Trust | -474 | -387 | -337 | -323 | -310 | |
| Other Investing Activities | -28 | -49 | -60 | -20 | 22 | |
| Investing Cash Flow | -5,273 | -1,003 | -4,565 | -3,484 | -4,224 | |
| Short-Term Debt Issued | 500 | 200 | 1,702 | - | 178 | |
| Long-Term Debt Issued | 2,975 | 2,050 | 800 | 2,804 | 2,925 | |
| Total Debt Issued | 3,475 | 2,250 | 2,502 | 2,804 | 3,103 | |
| Short-Term Debt Repaid | -118 | -952 | - | -382 | - | |
| Long-Term Debt Repaid | -477 | -710 | -406 | -1,960 | -518 | |
| Total Debt Repaid | -595 | -1,662 | -406 | -2,342 | -518 | |
| Net Debt Issued (Repaid) | 2,880 | 588 | 2,096 | 462 | 2,585 | |
| Issuance of Common Stock | 60 | 56 | 57 | 835 | 700 | |
| Repurchase of Common Stock | - | -1,000 | - | - | - | |
| Common Dividends Paid | -1,100 | -1,096 | -1,089 | -1,030 | -975 | |
| Other Financing Activities | -43 | -36 | -50 | 194 | -65 | |
| Financing Cash Flow | 1,797 | -1,488 | 1,014 | 461 | 2,245 | |
| Net Cash Flow | 138 | -335 | 384 | -290 | 219 | |
| Free Cash Flow | -1,157 | -2,338 | -233 | -1,220 | -1,738 | |
| Free Cash Flow Margin | -7.58% | -15.95% | -1.49% | -8.92% | -14.19% | |
| Free Cash Flow Per Share | -3.33 | -6.69 | -0.66 | -3.49 | -5.18 | |
| Cash Interest Paid | 1,072 | 987 | 900 | 924 | 920 | |
| Cash Income Tax Paid | 7 | 397 | 47 | 9 | 38 | |
| Levered Free Cash Flow | -1,466 | 1,447 | -3,757 | -1,348 | -1,531 | |
| Unlevered Free Cash Flow | -685.13 | 2,119 | -3,140 | -767 | -885.13 | |
| Change in Net Working Capital | 156 | -2,606 | 2,953 | 561 | 418 | |