|  | 346.87 | 295.21 | 236.99 | 385.49 | 261.5 | 131.71 |  | 
| Depreciation & Amortization | 344.26 | 329.28 | 309.33 | 291.58 | 271.52 | 250.98 |  | 
| Gain (Loss) on Sale of Assets | -79.43 | -54.04 | -9.88 | -163.86 | -89.95 | -98.12 |  | 
|  | - | - | - | - | - | 57.22 |  | 
|  | 16.12 | 16.36 | 14.31 | 13.7 | 13.01 | 11.92 |  | 
| Income (Loss) on Equity Investments | -3.02 | -3.16 | -3.87 | -5.17 | -1.25 | 8.06 |  | 
| Change in Accounts Receivable | -4.59 | -0.8 | 3.47 | -12.07 | 1.21 | -6.03 |  | 
| Change in Accounts Payable | 2.33 | 1.55 | 6.01 | 0.08 | 6.78 | 5.62 |  | 
| Change in Other Net Operating Assets | -3.08 | -3.29 | -6.65 | 9.15 | 5.11 | -5.06 |  | 
| Other Operating Activities | -22.33 | -6.55 | 6.13 | -2.14 | 3.42 | 13.62 |  | 
|  | 597.13 | 574.56 | 555.83 | 516.77 | 471.35 | 369.93 |  | 
| Operating Cash Flow Growth | 5.21% | 3.37% | 7.56% | 9.63% | 27.42% | -19.91% |  | 
| Acquisition of Real Estate Assets | -661.94 | -520.69 | -371.75 | -855.2 | -806.98 | -511.53 |  | 
| Sale of Real Estate Assets | 144.76 | 99.93 | 28.45 | 133.72 | 137.87 | 183.46 |  | 
| Net Sale / Acq. of Real Estate Assets | -517.19 | -420.76 | -343.3 | -721.48 | -669.11 | -328.06 |  | 
| Investment in Marketable & Equity Securities | 3.45 | 4.74 | 9.86 | -16.29 | -0.15 | -2.05 |  | 
| Other Investing Activities | - | - | -1.38 | -18.03 | - | -12.92 |  | 
|  | -544.88 | -446.83 | -358.33 | -786 | -660.12 | -368.38 |  | 
|  | - | 471.51 | 544.94 | 298.57 | - | 1,493 |  | 
|  | - | -604.4 | -333.47 | -19.44 | -277.64 | -580.6 |  | 
|  | 242.9 | -132.89 | 211.46 | 279.13 | -277.64 | 912.41 |  | 
|  | 136.14 | 304.05 | 131.9 | 307.28 | 172.98 | 99.18 |  | 
| Repurchase of Common Stock | -26.04 | -26.16 | -5.02 | -4.9 | -3 | -4.05 |  | 
| Common & Preferred Dividends Paid | -371.59 | -371.59 | -359.19 | -347.28 | -335.66 | -324.6 |  | 
|  | -384.03 | -371.59 | -359.19 | -347.28 | -335.66 | -324.6 |  | 
| Other Financing Activities | 0.86 | -25.71 | -12.99 | -43.8 | -9.65 | -21.2 |  | 
|  | 22.08 | -124.56 | 163.66 | -78.82 | -641.73 | 663.28 |  | 
|  | 169.33 | 169.33 | 158.8 | 130.91 | 123.59 | 130.25 |  | 
|  | 0.18 | 0.18 | 0.28 | 0.62 | 0.39 | 0.58 |  | 
|  | 425.26 | 387.79 | 600.73 | 240.56 | 312.28 | 227.58 |  | 
|  | 536.46 | 497.46 | 705.61 | 326.18 | 392.09 | 312.76 |  | 
| Change in Working Capital | -5.34 | -2.54 | 2.83 | -2.84 | 13.1 | -5.47 |  |