| Net Income | 688.07 | 665.51 | 704.16 | 546.69 | 370.42 | |
| Other Amortization | 11.61 | 13.24 | 14.82 | 16.96 | 20.94 | |
| Gain (Loss) on Sale of Investments | 11.2 | 7.49 | -1.13 | -6.37 | -2.03 | |
| Stock-Based Compensation | 18.77 | 15.28 | 9.88 | 1.5 | - | |
| Change in Accounts Receivable | -7.96 | -3.33 | 0.53 | 4.2 | -5.3 | |
| Change in Unearned Revenue | -34.65 | -53.39 | -43.6 | -60.63 | -76.51 | |
| Change in Insurance Reserves / Liabilities | 6.52 | -0.82 | -122.32 | 85.65 | 320.62 | |
| Change in Other Net Operating Assets | -16.95 | -4.01 | 7.17 | -8.1 | 71.09 | |
| Other Operating Activities | 9.64 | -7.94 | -9 | -7.78 | 5.13 | |
| Operating Cash Flow | 686.26 | 632.04 | 560.51 | 572.11 | 704.35 | |
| Operating Cash Flow Growth | 8.58% | 12.76% | -2.03% | -18.77% | 40.86% | |
| Investment in Securities | -304.92 | -215.48 | -220.26 | -398.78 | -1,137 | |
| Other Investing Activities | -15.59 | -13.93 | - | - | - | |
| Investing Cash Flow | -320.51 | -229.4 | -220.26 | -398.78 | -1,137 | |
| Long-Term Debt Issued | 749.65 | - | - | - | 737.65 | |
| Total Debt Repaid | -757.5 | - | - | - | - | |
| Net Debt Issued (Repaid) | -7.85 | - | - | - | 737.65 | |
| Repurchases of Common Stock | -243.97 | -87.76 | -1.53 | - | - | |
| Common Dividends Paid | -111.72 | -212.96 | -250.78 | -200.29 | -437.35 | |
| Other Financing Activities | -18.46 | - | - | - | - | |
| Financing Cash Flow | -382 | -300.73 | -252.31 | -200.29 | 300.3 | |
| Net Cash Flow | -16.25 | 101.91 | 87.95 | -26.97 | -132.26 | |
| Cash Interest Paid | 62.95 | 49.18 | 49.09 | 47.94 | - | |
| Cash Income Tax Paid | 188.54 | 181.97 | 186.15 | 145.95 | 56.99 | |
| Levered Free Cash Flow | 1,077 | 486.82 | 547.55 | 395.3 | 229.33 | |
| Unlevered Free Cash Flow | 1,107 | 516.66 | 577.45 | 424.93 | 240.74 | |
| Change in Net Working Capital | -487.92 | 73.81 | 40.7 | 59.38 | 86.87 | |