| 7,839 | 6,998 | 7,177 | 6,856 | 6,525 | 5,888 |
Depreciation & Amortization | 457 | 435 | 392 | 515 | 444 | 394 |
Asset Writedown & Restructuring Costs | 191 | 179 | - | - | - | - |
Loss (Gain) From Sale of Investments | -1,358 | -792 | -15 | -16 | - | - |
| 680 | 668 | 577 | 490 | 413 | 346 |
Other Operating Activities | 181 | 670 | -571 | 80 | -191 | 158 |
Change in Accounts Receivable | 1,021 | 49 | -69 | 903 | -1,109 | -1,989 |
| -496 | -494 | 304 | 207 | -1,590 | -405 |
Change in Accounts Payable | -24 | 307 | 281 | -138 | 390 | 465 |
Change in Unearned Revenue | 20 | -283 | -126 | -167 | 1,039 | 755 |
| 531 | 250 | 389 | -20 | -541 | 396 |
Change in Other Net Operating Assets | -323 | -29 | 338 | -10 | 19 | -566 |
| 8,719 | 7,958 | 8,677 | 8,700 | 5,399 | 5,442 |
Operating Cash Flow Growth | 19.82% | -8.29% | -0.26% | 61.14% | -0.79% | 43.06% |
| -2,525 | -2,260 | -1,190 | -1,106 | -787 | -668 |
Sale of Property, Plant & Equipment | 33 | 33 | - | - | - | - |
| -1 | -29 | - | -25 | -441 | -12 |
| -172 | -526 | -1,137 | -404 | -129 | -536 |
| -2,665 | -2,782 | -2,327 | -1,535 | -1,357 | -1,216 |
| - | 503 | 401 | 991 | - | - |
| - | 991 | 694 | - | - | - |
| 1,494 | 1,494 | 1,095 | 991 | - | - |
| - | -1,202 | -400 | -900 | - | - |
| - | - | -102 | -7 | - | - |
| -1,202 | -1,202 | -502 | -907 | - | - |
| 292 | 292 | 593 | 84 | - | - |
| 261 | 261 | 243 | 227 | 199 | 175 |
Repurchase of Common Stock | -4,249 | -5,143 | -4,114 | -2,368 | -6,369 | -3,928 |
| -1,423 | -1,384 | -1,192 | -975 | -873 | -838 |
Other Financing Activities | -3 | -3 | - | - | - | - |
| -5,122 | -5,977 | -4,470 | -3,032 | -7,043 | -4,591 |
| 932 | -801 | 1,880 | 4,133 | -3,001 | -365 |
| 6,194 | 5,698 | 7,487 | 7,594 | 4,612 | 4,774 |
| 4.36% | -23.89% | -1.41% | 64.66% | -3.39% | 41.16% |
| 21.95% | 20.09% | 27.55% | 28.64% | 17.89% | 20.70% |
| 7.71 | 7.05 | 8.98 | 8.99 | 5.26 | 5.20 |
| 252 | 239 | 205 | 205 | 205 | 205 |
| 1,523 | 1,414 | 942 | 953 | 1,713 | 824 |
| 4,342 | 3,653 | 5,567 | 5,392 | 3,120 | 3,284 |
| 4,513 | 3,821 | 5,721 | 5,541 | 3,262 | 3,431 |
Change in Working Capital | 729 | -200 | 1,117 | 775 | -1,792 | -1,344 |