| 9.87 | 14.74 | -24.4 | -3.35 | -22.17 | -27.43 |  | 
Depreciation & Amortization      | 4.88 | 4.87 | 5.47 | 5.1 | 5.39 | 8.62 |  | 
Loss (Gain) From Sale of Assets      | 0.04 | -3.91 | 0.03 | 0.02 | 0.03 | 0.29 |  | 
Asset Writedown & Restructuring Costs      | - | - | - | 0.48 | - | 1.67 |  | 
 | 1.37 | 1.78 | 1.99 | 2.3 | 1.71 | 1.13 |  | 
Provision & Write-off of Bad Debts      | 1.5 | -0.03 | -0.41 | - | - | - |  | 
Other Operating Activities      | - | - | -0.57 | -1.2 | -9.06 | - |  | 
Change in Accounts Receivable      | 2.98 | 7.97 | -4.99 | -13.52 | -7.54 | -4.69 |  | 
Change in Accounts Payable      | -2.64 | -2.61 | -0.01 | -1.09 | -11.49 | 10.04 |  | 
Change in Unearned Revenue      | -3.49 | -4.19 | -2.73 | 1.55 | -6.88 | -11.14 |  | 
Change in Other Net Operating Assets      | -1.8 | -0.37 | 32.82 | 0.79 | -0.13 | 0.87 |  | 
 | 12.71 | 18.25 | 7.2 | -8.92 | -24.81 | -19.01 |  | 
Operating Cash Flow Growth      | -35.45% | 153.55% | - | - | - | - |  | 
 | -2.39 | -5.34 | -2.88 | -3.09 | -1.48 | -11.21 |  | 
Sale of Property, Plant & Equipment      | 0.01 | 9.61 | 0.46 | 2.04 | 4.47 | 2.02 |  | 
 | -3.5 | - | - | - | -7.57 | - |  | 
 | - | - | - | 0.89 | 32.99 | - |  | 
 | 37.95 | -30.55 | 1.67 | -9.91 | 8 | 11.8 |  | 
Other Investing Activities      | - | 0.33 | 0.25 | 1.2 | 1 | - |  | 
 | 30.56 | -25.96 | -0.5 | -8.87 | 37.4 | 2.61 |  | 
 | - | - | - | - | - | 10 |  | 
 | - | - | - | - | - | 10 |  | 
 | - | - | -1.26 | -1.74 | - | - |  | 
 | - | -1.08 | - | - | -1.05 | - |  | 
 | -1.08 | -1.08 | -1.26 | -1.74 | -1.05 | - |  | 
 | -1.08 | -1.08 | -1.26 | -1.74 | -1.05 | 10 |  | 
Repurchase of Common Stock      | -5.16 | -2.39 | -0.61 | -0.23 | -0.11 | -0.07 |  | 
Other Financing Activities      | - | - | - | - | - | -0.07 |  | 
 | -6.24 | -3.46 | -1.87 | -1.97 | -1.16 | 9.86 |  | 
 | 37.04 | -11.17 | 4.83 | -19.77 | 11.43 | -6.54 |  | 
 | 10.32 | 12.9 | 4.32 | -12.01 | -26.3 | -30.22 |  | 
 | -27.87% | 198.64% | - | - | - | - |  | 
 | 6.75% | 8.11% | 2.86% | -8.44% | -28.14% | -25.67% |  | 
 | 0.62 | 0.77 | 0.27 | -0.76 | -1.70 | -1.97 |  | 
 | 0.64 | 0.64 | 0.05 | 0.15 | 0.26 | 0.38 |  | 
 | - | - | - | - | - | -0.97 |  | 
 | 4.35 | 13.9 | -23.39 | -14.4 | 0.19 | -19.92 |  | 
 | 4.35 | 13.9 | -23.39 | -14.4 | 0.44 | -19.75 |  | 
Change in Working Capital      | -4.95 | 0.8 | 25.1 | -12.27 | -26.04 | -4.92 |  |