| Net Income | 846 | 822 | 127 | -1,993 | -8,885 | |
| Depreciation & Amortization | 2,245 | 2,254 | 2,298 | 2,335 | 2,370 | |
| Loss (Gain) From Sale of Assets | - | - | - | - | -95 | |
| Stock-Based Compensation | 92 | 102 | 78 | 98 | 91 | |
| Other Operating Activities | -15 | 389 | -148 | -777 | -1,241 | |
| Change in Accounts Receivable | 35 | 95 | -637 | -304 | 538 | |
| Change in Accounts Payable | 257 | 209 | 360 | 461 | -626 | |
| Change in Unearned Revenue | 1,286 | -363 | 668 | 1,394 | 529 | |
| Change in Other Net Operating Assets | -763 | 295 | -573 | -510 | 776 | |
| Operating Cash Flow | 3,983 | 3,803 | 2,173 | 704 | -6,543 | |
| Operating Cash Flow Growth | 4.73% | 75.01% | 208.67% | - | - | |
| Capital Expenditures | -2,683 | -2,596 | -2,546 | -208 | -2,131 | |
| Sale of Property, Plant & Equipment | - | - | - | 374 | 351 | |
| Investment in Securities | 819 | 1,538 | 3,394 | -5,559 | -3,070 | |
| Other Investing Activities | 896 | 556 | -212 | -590 | 508 | |
| Investing Cash Flow | -968 | -502 | 636 | -5,983 | -4,342 | |
| Long-Term Debt Issued | 1,670 | 4,822 | 1,069 | 12,190 | 11,780 | |
| Long-Term Debt Repaid | -4,467 | -7,718 | -3,752 | -7,343 | -3,535 | |
| Net Debt Issued (Repaid) | -2,797 | -2,896 | -2,683 | 4,847 | 8,245 | |
| Issuance of Common Stock | - | - | - | 460 | 2,970 | |
| Repurchase of Common Stock | - | - | - | - | -173 | |
| Common Dividends Paid | - | - | - | - | -43 | |
| Other Financing Activities | 3 | -310 | 52 | -19 | -5 | |
| Financing Cash Flow | -2,794 | -3,206 | -2,631 | 5,288 | 10,994 | |
| Net Cash Flow | 221 | 95 | 178 | 9 | 109 | |
| Free Cash Flow | 1,300 | 1,207 | -373 | 496 | -8,674 | |
| Free Cash Flow Growth | 7.70% | - | - | - | - | |
| Free Cash Flow Margin | 2.40% | 2.29% | -0.76% | 1.66% | -50.03% | |
| Free Cash Flow Per Share | 1.80 | 1.68 | -0.57 | 0.77 | -17.93 | |
| Cash Income Tax Paid | 8 | 6 | 2 | 3 | 6 | |
| Levered Free Cash Flow | 962.5 | 1,580 | 73.88 | 723.75 | -9,026 | |
| Unlevered Free Cash Flow | 2,171 | 2,920 | 1,300 | 1,849 | -8,259 | |
| Change in Net Working Capital | -411 | -632 | -342 | -3,070 | 1,472 | |