| 27.55 | 18.36 | -6.17 | -22.52 | -7.38 | 0.97 |  | 
Depreciation & Amortization      | 2.47 | 2.45 | 2.97 | 3.3 | 3.29 | 2.86 |  | 
 | 0.46 | 0.99 | 1.19 | 0.23 | 0.18 | 0.18 |  | 
Gain (Loss) on Sale of Investments      | -0.52 | -0.94 | -2.17 | 13.39 | -9.53 | -0.98 |  | 
 | 1.65 | 1.38 | 0.83 | 1.39 | 1.9 | 1.77 |  | 
Change in Accounts Receivable      | -2.23 | -8.28 | 0.2 | -1.69 | -0.66 | 0.76 |  | 
 | 10.88 | 6.27 | -9.13 | -26.17 | 5.17 | -4.71 |  | 
Change in Accounts Payable      | 6.16 | 6.22 | -2.3 | -1.05 | -0.73 | -1.55 |  | 
Change in Unearned Revenue      | 21.3 | 30.87 | -2.07 | 10.75 | 17.44 | -8.55 |  | 
Change in Insurance Reserves / Liabilities      | 17.35 | 4.39 | 3.48 | 23.39 | 12.15 | 2.3 |  | 
Change in Other Net Operating Assets      | -5.5 | -1.85 | -0.83 | 4.84 | 0.67 | -2.29 |  | 
Other Operating Activities      | 3.44 | 5.22 | -1.2 | -5.42 | -2.2 | 3.11 |  | 
 | 71.86 | 57.95 | -11.33 | -0.92 | 24.35 | -10.23 |  | 
Operating Cash Flow Growth      | 280.28% | - | - | - | - | - |  | 
 | -2.74 | -2.34 | -1.83 | -4.55 | -4.5 | -3.33 |  | 
 | -51.02 | -32.92 | 11.29 | -1.35 | -11.45 | 3.91 |  | 
 | -50.16 | -35.26 | 9.46 | -5.91 | -15.95 | 0.58 |  | 
 | - | - | - | 8.1 | - | - |  | 
 | -21.14 | -15.15 | -1.09 | -10.24 | - | - |  | 
 | -21.14 | -15.15 | -1.09 | -2.14 | - | - |  | 
 | 23.05 | 13.67 | - | 0.06 | - | - |  | 
Repurchases of Common Stock      | -1.87 | -1.31 | -0.01 | -0.39 | -1.88 | -1.32 |  | 
 | - | - | - | -1.28 | -1.69 | -1.96 |  | 
Other Financing Activities      | -0.2 | -0.2 | -0.01 | -1.76 | - | - |  | 
 | -0.16 | -2.99 | -1.12 | -5.51 | -3.57 | -3.27 |  | 
 | 21.54 | 19.69 | -2.98 | -12.33 | 4.83 | -12.93 |  | 
 | 69.13 | 55.61 | -13.15 | -5.47 | 19.85 | -13.56 |  | 
 | 308.28% | - | - | - | - | - |  | 
 | 37.63% | 35.84% | -9.12% | -4.20% | 12.31% | -10.32% |  | 
 | 5.12 | 4.48 | -1.22 | -0.51 | 1.88 | -1.26 |  | 
 | 2.51 | 2.52 | 2.93 | 1.6 | 1.65 | 1.65 |  | 
 | 1.35 | - | - | - | - | 0.38 |  | 
 | 50.65 | 50.46 | -14.45 | -34.14 | 22.38 | -17.89 |  | 
 | 51.34 | 51.66 | -13.14 | -33.11 | 23.35 | -16.93 |  | 
Change in Working Capital      | 38.65 | 30.36 | -6.86 | 8.58 | 37.92 | -18.28 |  |