| Net Income | 3,204 | 3,158 | 3,167 | 2,981 | 2,963 | 2,613 | |
| Depreciation & Amortization | 564 | 569 | 565 | 524 | 466 | 441 | |
| Stock-Based Compensation | 98 | 95 | 79 | 64 | 56 | 45 | |
| Provision & Write-off of Bad Debts | 10 | 6 | 15 | 35 | 23 | 25 | |
| Other Operating Activities | 345 | 593 | -55 | 53 | -5 | 48 | |
| Change in Accounts Receivable | -376 | -209 | -322 | -875 | -1,064 | -248 | |
| Change in Accounts Payable | -25 | 21 | 11 | -35 | 200 | -33 | |
| Change in Unearned Revenue | 183 | 135 | 21 | 103 | 299 | 138 | |
| Change in Other Net Operating Assets | 181 | -17 | -333 | 3 | 407 | 229 | |
| Operating Cash Flow | 4,184 | 4,351 | 3,148 | 2,853 | 3,345 | 3,258 | |
| Operating Cash Flow Growth | 19.54% | 38.21% | 10.34% | -14.71% | 2.67% | 24.78% | |
| Capital Expenditures | -306 | -263 | -266 | -319 | -290 | -285 | |
| Cash Acquisitions | -437 | -377 | -12 | -113 | - | -186 | |
| Investment in Securities | 287 | 218 | -540 | 122 | -803 | -701 | |
| Other Investing Activities | 57 | 61 | 110 | 92 | 88 | 43 | |
| Investing Cash Flow | -399 | -361 | -708 | -218 | -1,005 | -1,129 | |
| Short-Term Debt Repaid | - | -118 | - | - | - | - | |
| Long-Term Debt Repaid | - | -278 | -245 | -151 | -125 | -94 | |
| Total Debt Repaid | -409 | -396 | -245 | -151 | -125 | -94 | |
| Net Debt Issued (Repaid) | -409 | -396 | -245 | -151 | -125 | -94 | |
| Issuance of Common Stock | 1 | 1 | 1 | 4 | 2 | 2 | |
| Repurchase of Common Stock | - | - | - | -1,398 | -1,503 | - | |
| Common Dividends Paid | -2,756 | -2,007 | -1,777 | -1,697 | -1,703 | -1,226 | |
| Other Financing Activities | -56 | -64 | -95 | -46 | 4 | 1 | |
| Financing Cash Flow | -3,942 | -2,875 | -2,116 | -3,288 | -3,325 | -1,317 | |
| Foreign Exchange Rate Adjustments | -6 | -27 | -32 | -171 | -90 | 103 | |
| Net Cash Flow | -163 | 1,088 | 292 | -824 | -1,075 | 915 | |
| Free Cash Flow | 3,878 | 4,088 | 2,882 | 2,534 | 3,055 | 2,973 | |
| Free Cash Flow Growth | 18.34% | 41.85% | 13.73% | -17.05% | 2.76% | 38.54% | |
| Free Cash Flow Margin | 19.88% | 21.21% | 15.53% | 13.91% | 18.73% | 21.92% | |
| Free Cash Flow Per Share | 0.93 | 0.98 | 0.69 | 0.60 | 0.72 | 0.70 | |
| Cash Income Tax Paid | 981 | 662 | 1,114 | 1,088 | 1,020 | 863 | |
| Levered Free Cash Flow | 3,329 | 3,598 | 1,441 | 2,314 | 2,644 | 2,345 | |
| Unlevered Free Cash Flow | 3,359 | 3,628 | 1,476 | 2,336 | 2,661 | 2,361 | |
| Change in Working Capital | -37 | -70 | -623 | -804 | -158 | 86 | |