| Net Income | -423 | -447 | -491 | -195 | -445 | -578 | |
| Gain (Loss) on Sale of Assets | 9 | 13 | 29 | -11 | 21 | -37 | |
| Gain (Loss) on Sale of Investments | 7 | 3 | 76 | 41 | -5 | -48 | |
| Change in Accounts Receivable | 13 | 13 | 14 | 32 | 31 | 29 | |
| Change in Unearned Revenue | -32 | -33 | -34 | -56 | -83 | -77 | |
| Change in Insurance Reserves / Liabilities | 51 | 53 | 24 | -468 | -102 | 86 | |
| Change in Other Net Operating Assets | 144 | 168 | 112 | 198 | 1,096 | 189 | |
| Other Operating Activities | 38 | 51 | 72 | -13 | -2 | 36 | |
| Operating Cash Flow | -189 | -176 | -195 | -418 | 511 | -390 | |
| Capital Expenditures | - | - | - | - | -1 | - | |
| Cash Acquisitions | - | - | - | 2 | - | - | |
| Investment in Securities | 160 | 263 | 807 | 613 | -71 | 1,738 | |
| Other Investing Activities | 20 | 18 | -47 | - | -66 | -16 | |
| Investing Cash Flow | 186 | 287 | 767 | 623 | -61 | 1,738 | |
| Long-Term Debt Issued | - | 8 | 69 | 10 | 2 | 12 | |
| Total Debt Repaid | -60 | -127 | -169 | -292 | -458 | -1,077 | |
| Net Debt Issued (Repaid) | -54 | -119 | -100 | -282 | -456 | -1,065 | |
| Repurchases of Common Stock | -9 | -4 | -38 | -3 | -1 | -200 | |
| Other Financing Activities | -9 | -9 | 5 | - | - | - | |
| Financing Cash Flow | -72 | -132 | -542 | -285 | -457 | -1,265 | |
| Foreign Exchange Rate Adjustments | - | - | - | -2 | - | 1 | |
| Net Cash Flow | -75 | -21 | 30 | -82 | -7 | 84 | |
| Free Cash Flow | -189 | -176 | -195 | -418 | 510 | -390 | |
| Free Cash Flow Margin | -510.81% | -651.85% | -2785.71% | -557.33% | 451.33% | -108.03% | |
| Free Cash Flow Per Share | -3.95 | -3.71 | -4.04 | -8.39 | 10.31 | -6.60 | |
| Cash Interest Paid | 50 | 53 | 64 | 43 | 61 | 84 | |
| Cash Income Tax Paid | - | - | - | 1 | - | -13 | |
| Levered Free Cash Flow | -287.13 | -251 | -522.38 | 1,055 | 484.63 | -315.13 | |
| Unlevered Free Cash Flow | -158.38 | -120.38 | -398.63 | 1,118 | 586.5 | -146.38 | |
| Change in Net Working Capital | 31 | -27 | 246 | -1,135 | -788 | -12 | |