| 4,215 | 3,782 | 3,315 | 3,390 | 3,257 | 3,167 | |
Depreciation & Amortization | 912 | 886 | 863 | 884 | 890 | 878 | |
| 192 | 183 | 181 | 165 | 126 | 128 | |
Other Operating Activities | -157 | -155 | -284 | -540 | -638 | -111 | |
Change in Accounts Receivable | 72 | -245 | 951 | -210 | -272 | 255 | |
| 286 | -1,195 | -2,219 | -980 | 405 | 502 | |
Change in Accounts Payable | 173 | 247 | -303 | 224 | 194 | -215 | |
Change in Unearned Revenue | -240 | 343 | 2,415 | 2,082 | 354 | - | |
| 266 | 266 | -209 | -436 | -45 | -39 | |
Change in Other Net Operating Assets | - | - | - | - | - | -707 | |
| 5,708 | 4,106 | 4,706 | 4,599 | 4,251 | 3,799 | |
Operating Cash Flow Growth | 81.49% | -12.75% | 2.33% | 8.19% | 11.90% | 29.66% | |
| -907 | -916 | -904 | -1,114 | -887 | -967 | |
Other Investing Activities | 120 | -37 | -37 | -375 | 5 | -7 | |
| -787 | -953 | -941 | -1,489 | -882 | -974 | |
| - | - | - | - | 1,997 | 420 | |
| - | - | - | - | 1,497 | 3,960 | |
| 747 | - | - | - | 3,494 | 4,380 | |
| - | - | - | - | -1,997 | -420 | |
| - | -500 | -1,250 | -1,000 | -3,000 | -2,941 | |
| -2,000 | -500 | -1,250 | -1,000 | -4,997 | -3,361 | |
| -1,253 | -500 | -1,250 | -1,000 | -1,503 | 1,019 | |
Repurchase of Common Stock | -1,918 | -1,501 | -434 | -1,229 | -1,828 | -587 | |
| -1,577 | -1,529 | -1,428 | -1,369 | -1,315 | -1,240 | |
Other Financing Activities | 246 | 161 | 18 | 127 | 56 | -95 | |
| -4,502 | -3,369 | -3,094 | -3,471 | -4,590 | -903 | |
| 419 | -216 | 671 | -361 | -1,221 | 1,922 | |
| 4,801 | 3,190 | 3,802 | 3,485 | 3,364 | 2,832 | |
| 110.57% | -16.10% | 9.10% | 3.60% | 18.79% | 45.75% | |
| 9.32% | 6.69% | 8.99% | 8.84% | 8.74% | 7.47% | |
| 17.58 | 11.50 | 13.79 | 12.53 | 11.93 | 9.84 | |
| 410 | 385 | 378 | 383 | 433 | 459 | |
| 698 | 560 | 1,100 | 1,245 | 740 | 764 | |
| 3,507 | 2,304 | 2,127 | 2,293 | 2,938 | 2,102 | |
| 3,754 | 2,550 | 2,376 | 2,538 | 3,207 | 2,408 | |
Change in Working Capital | 557 | -584 | 635 | 680 | 636 | -204 | |