| Net Income | 102.25 | 148.72 | 159.06 | 313.28 | 347.4 | |
| Depreciation & Amortization | 257.58 | 254.22 | 240.58 | 217.29 | 202.8 | |
| Other Amortization | 48.52 | 51.21 | 51.31 | 44.51 | 39.34 | |
| Gain (Loss) on Sale of Assets | -46.82 | -47.77 | -63.55 | -174.06 | -215.9 | |
| Gain (Loss) on Sale of Investments | - | -11.78 | - | - | - | |
| Asset Writedown | 24.6 | - | 36.52 | - | 1.78 | |
| Stock-Based Compensation | 8 | 6.98 | 7.55 | 8.65 | 6.21 | |
| Income (Loss) on Equity Investments | 1.82 | 0.14 | -0.92 | -0.53 | -2.47 | |
| Change in Accounts Receivable | -12.85 | -25.06 | -40.38 | -16.36 | -36.14 | |
| Change in Accounts Payable | 14.04 | 3.87 | 22.22 | 8.19 | -5.95 | |
| Change in Other Net Operating Assets | 2.67 | 1.26 | 1.69 | 1.58 | -0.37 | |
| Other Operating Activities | 1.49 | 1.34 | 4.5 | 11.59 | 16 | |
| Operating Cash Flow | 403.58 | 386.96 | 421.78 | 414.56 | 358.16 | |
| Operating Cash Flow Growth | 4.30% | -8.25% | 1.74% | 15.75% | -2.09% | |
| Acquisition of Real Estate Assets | -239.81 | -228.99 | -466.44 | -525.2 | -363.13 | |
| Sale of Real Estate Assets | 100.93 | 101.83 | 130.04 | 374.02 | 484.31 | |
| Net Sale / Acq. of Real Estate Assets | -138.88 | -127.17 | -336.4 | -151.19 | 121.19 | |
| Investment in Marketable & Equity Securities | -144.88 | -46.02 | -261.77 | -133.42 | 0.07 | |
| Other Investing Activities | -12.51 | 8.07 | -16.89 | -3.29 | -10.85 | |
| Investing Cash Flow | -302.44 | -169.69 | -614.8 | -287.68 | 110.68 | |
| Long-Term Debt Issued | 339 | 839.35 | 1,225 | 580 | 527.36 | |
| Long-Term Debt Repaid | -262.06 | -821.73 | -815.44 | -663.78 | -601.95 | |
| Net Debt Issued (Repaid) | 76.94 | 17.63 | 409.56 | -83.78 | -74.59 | |
| Issuance of Common Stock | 53.52 | 1.74 | 7.57 | 23.92 | 3.57 | |
| Repurchase of Common Stock | -1.44 | -1.49 | -5.92 | -1.72 | -1.16 | |
| Preferred Share Repurchases | - | -0.01 | - | -0.01 | -0.03 | |
| Common Dividends Paid | -215.84 | -214.72 | -214.23 | -204.18 | -199.33 | |
| Preferred Dividends Paid | -2.49 | -2.49 | -2.49 | -2.49 | -2.49 | |
| Total Dividends Paid | -218.32 | -217.2 | -216.72 | -206.67 | -201.82 | |
| Other Financing Activities | -9.74 | -6.09 | -6.56 | -16.67 | -20.31 | |
| Miscellaneous Cash Flow Adjustments | - | -6.39 | - | - | - | |
| Net Cash Flow | 2.11 | 5.46 | -5.09 | -158.05 | 174.5 | |
| Cash Interest Paid | 133.58 | 129.76 | 102.5 | 79.47 | 72.35 | |
| Levered Free Cash Flow | 216.78 | 355 | 374.26 | 454.75 | 173.24 | |
| Unlevered Free Cash Flow | 303.14 | 435.56 | 435.8 | 503.95 | 220.75 | |
| Change in Net Working Capital | 141.08 | 12.31 | 10.01 | -91.69 | 166.34 | |