| Net Income | 1,734 | 849 | 1,680 | 1,558 | 1,592 | |
| Depreciation & Amortization | 4,616 | 4,121 | 2,576 | 2,585 | 2,618 | |
| Other Amortization | 63 | 70 | 61 | 68 | 77 | |
| Loss (Gain) on Equity Investments | -8 | 412 | 31 | - | - | |
| Other Operating Activities | 151 | 396 | 297 | -87 | 367 | |
| Change in Accounts Receivable | 7 | -44 | -193 | 339 | 1,625 | |
| Change in Inventory | -185 | -4 | 98 | -56 | -19 | |
| Change in Accounts Payable | -209 | 11 | 36 | 556 | -326 | |
| Change in Unearned Revenue | 79 | 138 | 44 | 25 | 177 | |
| Change in Other Net Operating Assets | -568 | -728 | -137 | -827 | -1,790 | |
| Operating Cash Flow | 5,680 | 5,221 | 4,493 | 4,161 | 4,321 | |
| Operating Cash Flow Growth | 8.79% | 16.20% | 7.98% | -3.70% | -4.53% | |
| Capital Expenditures | -4,100 | -4,042 | -3,075 | -2,788 | -2,312 | |
| Sale of Property, Plant & Equipment | 59 | 108 | - | - | - | |
| Cash Acquisitions | -475 | -16,215 | -9 | -3,404 | -103 | |
| Sale (Purchase) of Intangibles | -72 | -74 | -47 | -54 | -57 | |
| Other Investing Activities | 133 | 23 | -132 | 113 | -86 | |
| Investing Cash Flow | -4,455 | -20,200 | -3,263 | -6,133 | -2,558 | |
| Short-Term Debt Issued | 1,138 | - | 707 | 971 | - | |
| Long-Term Debt Issued | - | 5,040 | 12,711 | 550 | 2,540 | |
| Total Debt Issued | 1,138 | 5,040 | 13,418 | 1,521 | 2,540 | |
| Short-Term Debt Repaid | - | -1,439 | - | - | -1,146 | |
| Long-Term Debt Repaid | -1,581 | -370 | -316 | -269 | -213 | |
| Total Debt Repaid | -1,581 | -1,809 | -316 | -269 | -1,359 | |
| Net Debt Issued (Repaid) | -443 | 3,231 | 13,102 | 1,252 | 1,181 | |
| Common Dividends Paid | -739 | -960 | -1,010 | -1,010 | -1,011 | |
| Other Financing Activities | 55 | 208 | -737 | -39 | 57 | |
| Financing Cash Flow | -1,127 | 2,479 | 11,355 | 203 | 227 | |
| Net Cash Flow | 98 | -12,500 | 12,585 | -1,769 | 1,990 | |
| Free Cash Flow | 1,580 | 1,179 | 1,418 | 1,373 | 2,009 | |
| Free Cash Flow Growth | 34.01% | -16.86% | 3.28% | -31.66% | 19.51% | |
| Free Cash Flow Margin | 7.67% | 6.11% | 9.21% | 9.37% | 14.44% | |
| Free Cash Flow Per Share | 2.95 | 2.25 | 2.80 | 2.71 | 3.97 | |
| Cash Interest Paid | - | - | - | 802 | 808 | |
| Cash Income Tax Paid | 545 | 439 | 455 | 700 | 418 | |
| Levered Free Cash Flow | 2,117 | 13,976 | -11,982 | 1,768 | 2,141 | |
| Unlevered Free Cash Flow | 3,444 | 15,167 | -11,251 | 2,269 | 2,660 | |
| Change in Net Working Capital | 246 | -12,231 | 13,295 | -285 | -279 | |