| Net Income | 575.69 | 500.41 | 523.71 | 454.63 | 433.89 | |
| Depreciation & Amortization | 142.67 | 132.5 | 114.56 | 106.87 | 85.28 | |
| Loss (Gain) From Sale of Investments | - | - | - | -15.14 | - | |
| Stock-Based Compensation | 270.9 | 221.89 | 168.13 | 166.34 | 145.62 | |
| Provision & Write-off of Bad Debts | 2.6 | 2.7 | 6.22 | 1.01 | 6.44 | |
| Other Operating Activities | -56.54 | -66.55 | -103.32 | -9.59 | -7.78 | |
| Change in Accounts Receivable | -231.9 | -102.52 | -114.99 | -149.02 | -160.32 | |
| Change in Accounts Payable | 23.62 | 27.85 | -8.25 | 53.85 | 21.36 | |
| Change in Unearned Revenue | 62.01 | 34.51 | 33 | 26.55 | 5.45 | |
| Change in Income Taxes | -6.92 | 13.73 | 0.1 | -18.43 | 19.71 | |
| Change in Other Net Operating Assets | 13.61 | -47.41 | 11.83 | -67.58 | -2.33 | |
| Operating Cash Flow | 795.74 | 717.12 | 631 | 549.48 | 547.31 | |
| Operating Cash Flow Growth | 10.96% | 13.65% | 14.84% | 0.40% | 9.48% | |
| Capital Expenditures | -44.05 | -25.32 | -24.37 | -23.02 | -35.37 | |
| Cash Acquisitions | -1.59 | -208.91 | -386.26 | -510.81 | -572.33 | |
| Investment in Securities | -53.42 | -0.17 | -0.23 | - | - | |
| Other Investing Activities | -0.52 | -5.64 | -0.5 | -2.99 | -6.56 | |
| Investing Cash Flow | -99.56 | -240.04 | -411.37 | -536.81 | -614.25 | |
| Long-Term Debt Issued | - | - | - | - | 375 | |
| Long-Term Debt Repaid | - | - | - | -45 | -75 | |
| Net Debt Issued (Repaid) | - | - | - | -45 | 300 | |
| Issuance of Common Stock | 10.48 | 30.11 | 25.6 | 31.38 | 29.56 | |
| Repurchase of Common Stock | -106.1 | -260.14 | -269.81 | -231.72 | -232.05 | |
| Other Financing Activities | -2.92 | -1.29 | -1.29 | -0.51 | -0.92 | |
| Financing Cash Flow | -98.54 | -231.32 | -245.51 | -245.85 | 96.6 | |
| Foreign Exchange Rate Adjustments | -11.09 | 0.05 | -27.4 | -11.82 | 10.92 | |
| Net Cash Flow | 586.54 | 245.81 | -53.28 | -245.01 | 40.58 | |
| Free Cash Flow | 751.7 | 691.8 | 606.63 | 526.46 | 511.94 | |
| Free Cash Flow Growth | 8.66% | 14.04% | 15.23% | 2.84% | 12.52% | |
| Free Cash Flow Margin | 29.54% | 30.48% | 29.37% | 27.61% | 30.45% | |
| Free Cash Flow Per Share | 8.55 | 7.92 | 6.93 | 5.98 | 5.87 | |
| Cash Interest Paid | 47.08 | 46.07 | 20.84 | 11.15 | 11.94 | |
| Cash Income Tax Paid | 184.42 | 144.12 | 115.34 | 130.43 | 54.17 | |
| Levered Free Cash Flow | 670.91 | 645.77 | 551.87 | 448.44 | 484.57 | |
| Unlevered Free Cash Flow | 700.81 | 675.24 | 566.07 | 456.19 | 491.44 | |
| Change in Net Working Capital | 117.4 | 45.17 | 62.66 | 114.79 | 14.3 | |