| Net Income | 522.43 | 323.4 | 245.95 | 143.35 | 150.14 | |
| Depreciation & Amortization | 145.49 | 81.57 | 81.35 | 68.94 | 60.63 | |
| Other Amortization | 0.69 | 0.69 | 0.79 | 0.54 | 0.54 | |
| Loss (Gain) From Sale of Assets | -3.03 | -2.3 | -1.59 | -1.54 | -1.45 | |
| Stock-Based Compensation | 16.65 | 12.94 | 10.53 | 10.59 | 6.93 | |
| Provision & Write-off of Bad Debts | 6.95 | 4.94 | 2.67 | -1.45 | 5.25 | |
| Other Operating Activities | 52.48 | 144.87 | -68.13 | 16.67 | -0.38 | |
| Change in Accounts Receivable | -415.31 | -374.21 | -232.82 | -75.32 | 41.19 | |
| Change in Inventory | 6.54 | -29.69 | -13.5 | -5.65 | -1.46 | |
| Change in Accounts Payable | 502.89 | 136.47 | 93.11 | -5.17 | 11.09 | |
| Change in Unearned Revenue | 32.17 | 349.17 | 226.02 | 53.8 | 19.43 | |
| Change in Other Net Operating Assets | -18.89 | -8.27 | -42.85 | -24.61 | -5.42 | |
| Operating Cash Flow | 849.06 | 639.57 | 301.53 | 180.15 | 286.51 | |
| Operating Cash Flow Growth | 32.76% | 112.11% | 67.38% | -37.12% | 101.73% | |
| Capital Expenditures | -111.07 | -94.84 | -48.36 | -22.33 | -24.13 | |
| Sale of Property, Plant & Equipment | 5.54 | 5.95 | 2.86 | 3.1 | 2.27 | |
| Cash Acquisitions | -235.47 | -102.26 | -49.22 | -227.49 | -185.94 | |
| Investment in Securities | -2.51 | -1.86 | -2.46 | - | - | |
| Investing Cash Flow | -343.51 | -193.01 | -97.18 | -246.72 | -207.8 | |
| Long-Term Debt Issued | 182.64 | 285 | 555 | 275 | 268 | |
| Long-Term Debt Repaid | -208.58 | -512.03 | -693.16 | -159.5 | -287.53 | |
| Net Debt Issued (Repaid) | -25.94 | -227.03 | -138.16 | 115.5 | -19.53 | |
| Issuance of Common Stock | 0.18 | 0.02 | 1.09 | 5.63 | 2.14 | |
| Repurchase of Common Stock | -66.83 | -25.91 | -41.46 | -29.42 | -31.2 | |
| Common Dividends Paid | -42.77 | -30.38 | -20.08 | -17.38 | -15.5 | |
| Other Financing Activities | -25.41 | -15.32 | -7.31 | -3.88 | -10.52 | |
| Financing Cash Flow | -160.76 | -298.62 | -205.92 | 70.45 | -74.6 | |
| Net Cash Flow | 344.79 | 147.94 | -1.56 | 3.88 | 4.11 | |
| Free Cash Flow | 737.99 | 544.73 | 253.17 | 157.82 | 262.38 | |
| Free Cash Flow Growth | 35.48% | 115.16% | 60.42% | -39.85% | 137.93% | |
| Free Cash Flow Margin | 10.50% | 10.46% | 6.12% | 5.13% | 9.19% | |
| Free Cash Flow Per Share | 20.63 | 15.18 | 7.02 | 4.33 | 7.14 | |
| Cash Interest Paid | 6.43 | 9.86 | 12.92 | 6.05 | 7.68 | |
| Cash Income Tax Paid | 102.82 | 100.25 | 44.3 | 52.2 | 51.29 | |
| Levered Free Cash Flow | 836.36 | 345.19 | 237.65 | 97.49 | 242.58 | |
| Unlevered Free Cash Flow | 839.83 | 350.93 | 245.21 | 100.83 | 247.28 | |
| Change in Net Working Capital | -322.31 | -95.77 | -44.02 | 73.19 | -85.59 | |