| Net Income | 228.53 | 227.75 | 200.49 | 186.18 | 157.56 | 108.36 | |
| Depreciation & Amortization | 166.41 | 160.97 | 146.46 | 132.12 | 109.84 | 100.46 | |
| Other Amortization | 26.48 | 25.52 | 22.13 | 18.95 | 16.21 | 14.45 | |
| Gain (Loss) on Sale of Assets | -0.14 | -9.11 | -18.41 | -41 | -38.86 | -13.15 | |
| Stock-Based Compensation | 11.2 | 10.48 | 8.97 | 8.29 | 7.51 | 6.58 | |
| Change in Accounts Payable | 15.88 | 11.13 | -5.92 | 17.18 | 13.3 | -18.85 | |
| Change in Other Net Operating Assets | -17.73 | -13.41 | -15.42 | -9.29 | -11.57 | -4.62 | |
| Other Operating Activities | 2.76 | 3.26 | -0.1 | 4.07 | 2.51 | 3.05 | |
| Operating Cash Flow | 433.4 | 416.59 | 338.2 | 316.5 | 256.49 | 196.29 | |
| Operating Cash Flow Growth | 19.84% | 23.18% | 6.86% | 23.40% | 30.67% | 0.19% | |
| Acquisition of Real Estate Assets | -643.01 | -694.33 | -604.45 | -536.97 | -563.67 | -277.78 | |
| Sale of Real Estate Assets | 0.26 | 17.66 | 41.54 | 51.01 | 44.26 | 21.57 | |
| Net Sale / Acq. of Real Estate Assets | -642.75 | -676.67 | -562.91 | -485.97 | -519.41 | -256.21 | |
| Other Investing Activities | -34.47 | -47.67 | -7.15 | -35.18 | -9.85 | -33.72 | |
| Investing Cash Flow | -677.22 | -724.34 | -570.06 | -521.15 | -529.26 | -288.26 | |
| Long-Term Debt Issued | - | 64.97 | 571.62 | 1,467 | 800.52 | 900.39 | |
| Long-Term Debt Repaid | - | -234.97 | -758.59 | -1,116 | -658.23 | -772.4 | |
| Net Debt Issued (Repaid) | -220 | -170 | -186.97 | 350.69 | 142.29 | 127.98 | |
| Issuance of Common Stock | 741.2 | 717.66 | 692.31 | 75.62 | 273.41 | 91.06 | |
| Common Dividends Paid | -264.56 | -252.79 | -225.63 | -193.94 | -131.76 | -119.77 | |
| Other Financing Activities | -7.93 | -9.84 | -7.65 | -32.07 | -6.8 | -7.51 | |
| Net Cash Flow | 4.89 | -22.73 | 40.21 | -4.34 | 4.37 | -0.2 | |
| Cash Interest Paid | 36.37 | 37.19 | 47.23 | 34.11 | 31.66 | 32.36 | |
| Levered Free Cash Flow | 345.53 | 315.62 | 301.34 | 266.96 | 232.34 | 169.3 | |
| Unlevered Free Cash Flow | 368.6 | 339.96 | 331.34 | 291.02 | 252.93 | 190.5 | |
| Change in Net Working Capital | -2.33 | 15.44 | -13.81 | -17.55 | -25.06 | 11.13 | |