| -3,501 | -3,626 | -4,746 | -5,432 | -6,752 | -4,688 |
Depreciation & Amortization | 778 | 784 | 1,031 | 937 | 652 | 197 |
| 760 | 741 | 692 | 821 | 987 | 570 |
| -469 | -118 | 140 | 222 | 1,002 | 1,215 |
| 68 | -112 | -282 | -59 | -76 | -20 |
| 806 | 522 | 307 | -1,604 | -1,657 | -369 |
Changes in Accounts Payable | 55 | 571 | -572 | 105 | 623 | 461 |
Changes in Unearned Revenue | 154 | 503 | 1,619 | 149 | 61 | - |
Changes in Other Operating Activities | 55 | -44 | 95 | -5 | 108 | 12 |
| -1,294 | -779 | -1,716 | -4,866 | -5,052 | -2,622 |
| -1,744 | -1,710 | -1,141 | -1,026 | -1,369 | -1,794 |
| -2,929 | -3,206 | -4,392 | -2,410 | - | - |
Proceeds from Sale of Investments | 3,342 | 3,088 | 3,553 | 925 | - | - |
Other Investing Activities | -114 | - | - | - | - | - |
| -1,445 | -1,828 | -1,980 | -2,511 | -1,369 | -1,794 |
| 625 | 1,250 | 1,000 | 3,195 | - | 3,726 |
| -625 | -1,250 | - | - | - | - |
Net Long-Term Debt Issued (Repaid) | - | 0 | 1,000 | 3,195 | - | 3,726 |
| 434 | 811 | 62 | 60 | 102 | 16,188 |
Net Common Stock Issued (Repurchased) | 434 | 811 | 62 | 60 | 102 | 16,188 |
Other Financing Activities | 6 | 112 | 74 | -125 | -3 | -86 |
| 890 | 886 | 1,136 | 3,130 | 99 | 19,828 |
Effect of Exchange Rate Changes on Cash and Cash Equivalents | 1 | 6 | -3 | 5 | -2 | - |
| -1,848 | -1,715 | -2,563 | -4,242 | -6,324 | 15,412 |
| -3,038 | -2,489 | -2,857 | -5,892 | -6,421 | -4,416 |
| -54.96% | -46.20% | -57.48% | -132.88% | -387.27% | -8029.09% |
| -2.50 | -2.10 | -2.82 | -6.22 | -7.03 | -21.65 |
| -3,413 | -3,020 | -2,408 | -3,681 | -8,334 | -2,455 |
| -3,709 | -2,965 | -3,355 | -7,184 | -8,442 | -5,713 |