| Net Income | 210.97 | 212.24 | 232.62 | 628.14 | 187.11 | |
| Depreciation & Amortization | 319.59 | 317.88 | 316.85 | 271.91 | 258.91 | |
| Other Amortization | 41.03 | 36.97 | 34.72 | 35.3 | 36.58 | |
| Gain (Loss) on Sale of Assets | -5.98 | - | -17.33 | -463.13 | -35.54 | |
| Stock-Based Compensation | 17.71 | 36.86 | 28.35 | 33.8 | 30.25 | |
| Change in Other Net Operating Assets | -52.13 | -0.52 | 35.84 | 36.92 | 24.48 | |
| Other Operating Activities | 7.54 | -12.4 | -38.67 | -27.98 | -65.19 | |
| Operating Cash Flow | 541.15 | 602.59 | 592.24 | 516.4 | 455.59 | |
| Operating Cash Flow Growth | -10.20% | 1.75% | 14.69% | 13.35% | 17.87% | |
| Acquisition of Real Estate Assets | -500.98 | -543.82 | -586.61 | -1,798 | -616.07 | |
| Sale of Real Estate Assets | - | - | 33.42 | 1,049 | 74.94 | |
| Net Sale / Acq. of Real Estate Assets | -500.98 | -543.82 | -553.19 | -748.88 | -541.13 | |
| Cash Acquisition | - | - | - | - | -1 | |
| Investment in Marketable & Equity Securities | 256.58 | -256.58 | - | - | - | |
| Other Investing Activities | 19.35 | - | - | 1 | - | |
| Investing Cash Flow | -225.04 | -800.4 | -553.19 | -747.88 | -542.13 | |
| Long-Term Debt Issued | 395.52 | 695 | 200 | 449.81 | 962.3 | |
| Long-Term Debt Repaid | -729.72 | -26.36 | -5.56 | -317.45 | -590.14 | |
| Net Debt Issued (Repaid) | -334.2 | 668.64 | 194.45 | 132.36 | 372.16 | |
| Issuance of Common Stock | - | - | - | 0.38 | 721.67 | |
| Repurchase of Common Stock | -27.64 | -11.6 | -22.93 | -21.89 | -14.08 | |
| Common Dividends Paid | -256.31 | -255.43 | -247.56 | -237.36 | -224.58 | |
| Total Dividends Paid | -256.31 | -255.43 | -247.56 | -237.36 | -224.58 | |
| Other Financing Activities | -42.43 | -41.02 | -42.7 | -38.07 | -21.84 | |
| Net Cash Flow | -344.47 | 162.78 | -79.7 | -396.05 | 746.79 | |
| Cash Interest Paid | 126.67 | 105.77 | 79.63 | 77.03 | 61.74 | |
| Levered Free Cash Flow | 683.23 | 243.4 | 499.09 | 467.83 | 379.46 | |
| Unlevered Free Cash Flow | 767.14 | 309.59 | 548.11 | 514.1 | 420.74 | |
| Change in Net Working Capital | -186.63 | 283.12 | 31.07 | 0.75 | 63.1 | |