| 235.13 | 223.19 | 147.58 | 112.82 | 154.78 | 50.21 |  | 
Depreciation & Amortization      | 4.69 | 4.86 | 5.27 | 5.48 | 1.54 | 1.5 |  | 
 | 17.34 | 15.77 | 13.87 | 13.59 | 13.26 | 9.08 |  | 
Loss (Gain) From Sale of Assets      | - | - | - | - | - | -4.7 |  | 
Asset Writedown & Restructuring Costs      | 2.3 | 2.3 | - | - | - | - |  | 
Loss (Gain) From Sale of Investments      | -11.78 | -11.66 | -5.24 | 3.12 | 5.56 | 0.2 |  | 
 | 77.16 | 72.39 | 51.08 | 47.83 | 31.44 | 7.25 |  | 
Other Operating Activities      | -9.39 | -9.48 | -3.94 | 17.8 | -39.68 | 7.82 |  | 
Change in Accounts Receivable      | -21.22 | -27.21 | 3.99 | -26.24 | -31.02 | -20.45 |  | 
Change in Accounts Payable      | 12.11 | -0.66 | 8.33 | -0.2 | 8.66 | 7.29 |  | 
Change in Unearned Revenue      | 14.48 | 15.21 | -6.08 | 17.53 | 1.83 | 38.57 |  | 
Change in Other Net Operating Assets      | -26.71 | -11.44 | -30.77 | -12.12 | -19.81 | -13.8 |  | 
 | 294.12 | 273.27 | 184.1 | 179.6 | 126.58 | 82.97 |  | 
Operating Cash Flow Growth      | 74.93% | 48.44% | 2.50% | 41.89% | 52.55% | 216.70% |  | 
 | - | - | -0.15 | -1.7 | -1.91 | -0.25 |  | 
 | - | - | - | -53.5 | - | -31.68 |  | 
 | - | - | - | - | - | 4.23 |  | 
Sale (Purchase) of Intangibles      | -6.79 | -6.53 | -5.65 | -4.48 | -3.79 | -4.37 |  | 
 | -49.77 | -22.77 | 36.99 | -0.24 | -635.47 | -38.34 |  | 
Other Investing Activities      | - | - | - | - | 0.6 | -0.01 |  | 
 | -56.56 | -29.3 | 31.19 | -59.92 | -640.57 | -70.42 |  | 
 | 23.15 | 23.3 | 16.34 | 14.69 | 567.91 | 8.9 |  | 
Repurchase of Common Stock      | -229.64 | -148.97 | -287.47 | -89.15 | -3.52 | -2.02 |  | 
Other Financing Activities      | -5.25 | -5.47 | -5.39 | - | -3.98 | -1.47 |  | 
 | -211.74 | -131.14 | -276.52 | -74.46 | 560.42 | 5.41 |  | 
 | 25.82 | 112.83 | -61.24 | 45.22 | 46.42 | 17.96 |  | 
 | 294.12 | 273.27 | 183.95 | 177.9 | 124.66 | 82.73 |  | 
 | 75.01% | 48.55% | 3.40% | 42.71% | 50.69% | 219.24% |  | 
 | 49.88% | 47.91% | 38.69% | 42.45% | 36.29% | 39.98% |  | 
 | 1.46 | 1.36 | 0.89 | 0.83 | 0.65 | 0.87 |  | 
 | 47.73 | 55.65 | 51.27 | 5.23 | 0.21 | 5.97 |  | 
 | 231.29 | 216.76 | 164.15 | 138.07 | 82.07 | 63.83 |  | 
 | 231.29 | 216.76 | 164.15 | 138.07 | 82.07 | 63.83 |  | 
Change in Working Capital      | -21.33 | -24.1 | -24.52 | -21.03 | -40.33 | 11.6 |  |