| Net Income | 858.1 | 845.7 | 840.3 | 796.9 | 815.6 | 846.6 | |
| Depreciation & Amortization | 65 | 58.6 | 33.4 | 24.3 | 22.2 | 20.5 | |
| Other Amortization | 28.8 | 25 | 14 | 11.9 | 8.5 | 6.6 | |
| Loss (Gain) From Sale of Investments | -6.3 | -6.4 | 9.8 | 18.5 | 19.6 | 4.9 | |
| Stock-Based Compensation | 155.9 | 149.7 | 145.3 | 131.4 | 120.3 | 112.5 | |
| Other Operating Activities | -28.7 | -11.8 | -9.4 | -0.3 | 1.5 | 15.7 | |
| Change in Accounts Receivable | -1.9 | -65.9 | -9.9 | -46.1 | -51.6 | -45 | |
| Change in Accounts Payable | 5.4 | 5.4 | 17.9 | 19.8 | -7.7 | 1.6 | |
| Change in Unearned Revenue | 125.8 | 79.5 | 21.8 | 170.3 | 216.8 | 95.2 | |
| Change in Income Taxes | -12 | -12 | -0.9 | -54.6 | 66.4 | 46.1 | |
| Change in Other Net Operating Assets | -15.4 | -15.4 | -24.4 | 26.4 | -7.7 | 56.3 | |
| Operating Cash Flow | 1,175 | 1,052 | 1,038 | 1,099 | 1,204 | 1,161 | |
| Operating Cash Flow Growth | 14.92% | 1.40% | -5.52% | -8.76% | 3.69% | 5.13% | |
| Capital Expenditures | -24.8 | -24.2 | -18.6 | -22.1 | -15.9 | -19.3 | |
| Cash Acquisitions | -269.5 | -185.8 | -458.8 | -48.3 | -219.7 | -23.1 | |
| Investment in Securities | 186 | 186 | 946.1 | 64 | 160.3 | -55.8 | |
| Investing Cash Flow | -108.3 | -24 | 468.7 | -6.4 | -75.3 | -98.2 | |
| Issuance of Common Stock | 239.1 | 258.6 | 133.7 | 141.2 | 194 | 216.8 | |
| Repurchase of Common Stock | -1,320 | -1,319 | -1,299 | -1,309 | -1,306 | -1,303 | |
| Financing Cash Flow | -1,081 | -1,060 | -1,165 | -1,168 | -1,112 | -1,086 | |
| Net Cash Flow | -0.1 | -31.5 | 341.7 | -75.9 | 16.2 | -23.5 | |
| Free Cash Flow | 1,150 | 1,028 | 1,019 | 1,076 | 1,188 | 1,142 | |
| Free Cash Flow Growth | 15.16% | 0.87% | -5.30% | -9.39% | 4.06% | 5.87% | |
| Free Cash Flow Margin | 43.53% | 40.09% | 42.21% | 46.20% | 54.83% | 55.29% | |
| Free Cash Flow Per Share | 10.29 | 9.07 | 8.61 | 8.52 | 8.86 | 8.04 | |
| Cash Income Tax Paid | 122.5 | 122.5 | 118.7 | 113.5 | 101 | 90.8 | |
| Levered Free Cash Flow | 701.51 | 689.68 | 769.3 | 774.16 | 814.41 | 794.55 | |
| Unlevered Free Cash Flow | 702.64 | 690.8 | 770.74 | 775.29 | 817.29 | 795.93 | |
| Change in Working Capital | 101.9 | -8.4 | 4.5 | 115.8 | 216.2 | 154.2 | |