| Net Income | 413.11 | 412.43 | 380.17 | 273.14 | 189.09 | 140.37 | |
| Depreciation & Amortization | 482.51 | 473.61 | 453.55 | 423.83 | 368.95 | 339.05 | |
| Other Amortization | 14.62 | 14.89 | 15.28 | 14.37 | 12.69 | 11.53 | |
| Gain (Loss) on Sale of Assets | -218.87 | -225.76 | -209.83 | -136.46 | -49.7 | -38.77 | |
| Stock-Based Compensation | 28.72 | 30.98 | 25.37 | 27.31 | 17.79 | 9.83 | |
| Income (Loss) on Equity Investments | 3.64 | 1.95 | 2.12 | 2.65 | -1.61 | 0.77 | |
| Change in Accounts Receivable | -3.36 | -1.71 | 0.88 | -8.15 | -4.89 | -15.63 | |
| Change in Accounts Payable | 21.35 | 34.36 | 44.26 | 43.62 | 44.51 | 14.19 | |
| Change in Other Net Operating Assets | 30.21 | 8.74 | -25.08 | -11.67 | -3.11 | -1.71 | |
| Other Operating Activities | 61.24 | 62.04 | 51.97 | 36.89 | 21.47 | 14.46 | |
| Operating Cash Flow | 833.16 | 811.54 | 738.69 | 665.52 | 595.2 | 474.1 | |
| Operating Cash Flow Growth | 12.59% | 9.86% | 11.00% | 11.81% | 25.54% | 3.54% | |
| Acquisition of Real Estate Assets | -1,485 | -1,498 | -1,167 | -1,753 | -1,845 | -955.3 | |
| Sale of Real Estate Assets | 559.64 | 573.72 | 470.16 | 326.6 | 133.33 | 228.57 | |
| Net Sale / Acq. of Real Estate Assets | -925.46 | -923.84 | -696.78 | -1,427 | -1,711 | -726.74 | |
| Investment in Marketable & Equity Securities | 95.26 | 96.63 | 35.12 | 43 | 28.29 | 99.17 | |
| Other Investing Activities | -35.22 | -24.33 | -30.92 | -41.71 | -50.53 | -15.36 | |
| Investing Cash Flow | -865.42 | -825.88 | -692.58 | -1,426 | -1,733 | -642.93 | |
| Long-Term Debt Issued | - | 1,994 | 200 | 1,497 | 2,147 | 130 | |
| Long-Term Debt Repaid | - | -1,442 | -264.47 | -862.58 | -1,084 | -152.5 | |
| Net Debt Issued (Repaid) | 422.06 | 551.86 | -64.47 | 634.23 | 1,063 | -22.5 | |
| Issuance of Common Stock | 115.27 | 149.5 | 405.14 | 566.41 | 733.04 | 421.11 | |
| Repurchase of Common Stock | -11.9 | -9.02 | -3.97 | -4.81 | -2.68 | -1.65 | |
| Preferred Share Repurchases | - | - | - | -155 | -498.75 | - | |
| Common Dividends Paid | -399.99 | -383.54 | -319.5 | -252.51 | -146.24 | -61.07 | |
| Preferred Dividends Paid | -13.94 | -13.94 | -13.94 | -17.08 | -37.92 | -55.13 | |
| Total Dividends Paid | -413.94 | -397.48 | -333.44 | -269.59 | -184.17 | -116.2 | |
| Other Financing Activities | -143.66 | -152.17 | -45.47 | 14.94 | -45.37 | -10.98 | |
| Net Cash Flow | -64.43 | 128.36 | 3.9 | 26.19 | -73.31 | 100.96 | |
| Cash Interest Paid | 157.92 | 128.06 | 128.03 | 116.4 | 95.79 | 109.68 | |
| Levered Free Cash Flow | 639.17 | 605.65 | 751.49 | 634.66 | 206.83 | 412.61 | |
| Unlevered Free Cash Flow | 735.88 | 697.5 | 826.83 | 707.28 | 269.85 | 478.33 | |
| Change in Net Working Capital | 38.63 | 60.93 | -121.3 | -61.12 | 290.65 | 19.28 | |