| 472 | 1,179 | 1,091 | 792 | 659 |
Depreciation & Amortization | 118 | 117 | 113 | 122 | 90 |
| 77 | 69 | 58 | 54 | 41 |
| 47 | 116 | 115 | 103 | 72 |
Change in Accounts Receivable | -145 | -78 | -778 | -95 | -415 |
Change in Accounts Payable | -221 | 115 | 328 | 55 | 138 |
Change in Unearned Revenue | -51 | -367 | 59 | -11 | -5 |
| -201 | -18 | -2 | 2 | 7 |
Change in Insurance Reserves / Liabilities | -132 | -40 | 580 | 153 | 471 |
Change in Other Net Operating Assets | -539 | -510 | 127 | -552 | 1,027 |
Other Operating Activities | 40 | 61 | -29 | -58 | 34 |
| -535 | 644 | 1,662 | 773 | 2,119 |
Operating Cash Flow Growth | - | -61.25% | 115.01% | -63.52% | 11.64% |
| -101 | -100 | -84 | -91 | -77 |
| -245 | -344 | -3 | -134 | -129 |
| 657 | -21 | -661 | -515 | -1,384 |
Other Investing Activities | 1 | 1 | 4 | -50 | -63 |
| 312 | -464 | -744 | -790 | -1,653 |
| 1,100 | 300 | - | - | - |
| 838 | 740 | - | - | 740 |
| 1,938 | 1,040 | - | - | 740 |
| -1,100 | -300 | - | - | -723 |
| 838 | 740 | - | - | 17 |
Repurchases of Common Stock | -1,037 | -1,057 | -60 | -454 | -181 |
Other Financing Activities | 29 | -30 | 2 | 13 | -19 |
| -170 | -347 | -58 | -441 | -183 |
| -393 | -167 | 860 | -458 | 283 |
| -636 | 544 | 1,578 | 682 | 2,042 |
| - | -65.53% | 131.38% | -66.60% | 11.95% |
| -1.46% | 1.39% | 4.78% | 2.19% | 7.57% |
| -12.02 | 9.43 | 27.16 | 11.66 | 34.85 |
| 181 | 121 | 108 | 108 | 127 |
| - | - | - | 340 | 235 |
| -100 | 509.13 | 836 | 325.38 | 849.5 |
| 20 | 582.88 | 904.13 | 394.13 | 924.5 |
Change in Working Capital | -1,289 | -898 | 314 | -448 | 1,223 |