| Net Income | -102.92 | 53.2 | 194.56 | 990.31 | 436.18 | |
| Depreciation & Amortization | 1,642 | 1,644 | 1,774 | 1,787 | 2,083 | |
| Other Amortization | 19.63 | 34.44 | 77.36 | 91.23 | 91.13 | |
| Asset Writedown & Restructuring Costs | - | 163.06 | - | - | - | |
| Loss (Gain) From Sale of Investments | -0.67 | -180.24 | 659.79 | 88.9 | -320.06 | |
| Stock-Based Compensation | 67.16 | 47.93 | 159.99 | 98.3 | 125.09 | |
| Provision & Write-off of Bad Debts | 86.56 | 84.46 | 88.16 | 68.81 | 65.97 | |
| Other Operating Activities | -307.44 | 18.3 | -314.73 | 75.87 | 591.64 | |
| Change in Accounts Receivable | -58.92 | -77.7 | -45.28 | -30.38 | -50.75 | |
| Change in Accounts Payable | 3.88 | -68.78 | 39.31 | -177.33 | -118.39 | |
| Change in Unearned Revenue | 11.02 | 9.16 | -14.95 | -40.93 | -39.98 | |
| Change in Other Net Operating Assets | 221.87 | 98.28 | -250.98 | -97.85 | 115.98 | |
| Operating Cash Flow | 1,582 | 1,826 | 2,367 | 2,854 | 2,980 | |
| Operating Cash Flow Growth | -13.36% | -22.84% | -17.07% | -4.23% | 16.68% | |
| Capital Expenditures | -1,433 | -1,705 | -1,914 | -1,232 | -1,074 | |
| Cash Acquisitions | -38.53 | - | -2.06 | -340.44 | -149.97 | |
| Other Investing Activities | 16.03 | -1.71 | -5.17 | -1.44 | 3.5 | |
| Investing Cash Flow | -1,456 | -1,707 | -1,922 | -1,574 | -1,220 | |
| Long-Term Debt Issued | 4,215 | 2,700 | 4,277 | 4,595 | 8,020 | |
| Long-Term Debt Repaid | -4,351 | -2,837 | -4,604 | -5,141 | -6,238 | |
| Net Debt Issued (Repaid) | -135.83 | -137.31 | -327.51 | -546.06 | 1,782 | |
| Repurchase of Common Stock | - | - | - | -804.93 | -4,816 | |
| Other Financing Activities | -36.15 | 14.72 | -8.4 | -11.54 | 853.57 | |
| Financing Cash Flow | -171.98 | -122.59 | -335.91 | -1,363 | -2,181 | |
| Foreign Exchange Rate Adjustments | -0.42 | -0.7 | 0.29 | -0.66 | -2.17 | |
| Net Cash Flow | -45.51 | -3.41 | 109.78 | -82.71 | -423.47 | |
| Free Cash Flow | 149.39 | 121.59 | 452.62 | 1,622 | 1,906 | |
| Free Cash Flow Growth | 22.86% | -73.14% | -72.10% | -14.89% | 59.01% | |
| Free Cash Flow Margin | 1.67% | 1.32% | 4.69% | 16.08% | 19.27% | |
| Free Cash Flow Per Share | 0.33 | 0.27 | 1.00 | 3.51 | 3.27 | |
| Cash Interest Paid | 1,620 | 1,583 | 1,248 | 1,178 | 1,407 | |
| Cash Income Tax Paid | 255.35 | 200.3 | 235.96 | 263.59 | 80.42 | |
| Levered Free Cash Flow | 451.71 | 1,661 | -615.72 | 1,664 | 1,744 | |
| Unlevered Free Cash Flow | 1,522 | 2,631 | -30.67 | 2,306 | 2,546 | |
| Change in Net Working Capital | -181.76 | -1,441 | 1,258 | -63.81 | -32.05 | |