Common use of Calculation of Performance Clause in Contracts

Calculation of Performance. For the Performance Factor, the performance level will be determined at the end of the Performance Period. The performance level will then be multiplied by the Performance Weighting Fraction, resulting in the Company’s Performance Level. The table below shows the percentage of Shares to be issued with respect to each Performance Share (before any Dividend Adjustment or tax withholding) at various performance levels: BaseLine = > $ 0.95 Performance Weight = > 100 % 7.80 % 130.0 % 145 % 7.60 % 126.7 % 140 % 7.40 % 123.3 % 135 % 7.20 % 120.0 % 130 % 7.00 % 116.7 % 125 % 6.80 % 113.3 % 120 % 6.60 % 110.0 % 115 % 6.40 % 106.7 % 110 % 6.20 % 103.3 % 105 % 5.87 % 97.8 % 95 % 5.73 % 95.6 % 90 % 5.60 % 93.3 % 85 % 5.47 % 91.1 % 80 % 5.33 % 88.9 % 75 % 5.20 % 86.7 % 70 % 5.07 % 84.4 % 65 % 4.93 % 82.2 % 60 % 4.80 % 80.0 % 55 % 4.67 % 77.8 % 50 % 4.53 % 75.6 % 45 % 4.40 % 73.3 % 40 % 4.27 % 71.1 % 35 % 4.13 % 68.9 % 30 %

Calculation of Performance. For the Performance Factor, the performance level will be determined at the end of the Performance Period. The performance level will then be multiplied by the Performance Weighting Fraction, resulting in the Company’s Performance Level. The table below shows the percentage of Shares to be issued with respect to each Performance Share Unit (before any Dividend Adjustment or tax withholding) at various performance levels: BaseLine = > $ 0.95 1.00 Performance Weight = > 100 % 7.80 % 130.0 % 145 % 7.60 % 126.7 % 140 % 7.40 % 123.3 % 135 % 7.20 % 120.0 % 130 % 7.00 % 116.7 % 125 % 6.80 % 113.3 % 120 % 6.60 % 110.0 % 115 % 6.40 % 106.7 % 110 % 6.20 % 103.3 % 105 % 5.87 % 97.8 % 95 % 5.73 % 95.6 % 90 % 5.60 % 93.3 % 85 % 5.47 % 91.1 % 80 % 5.33 % 88.9 % 75 % 5.20 % 86.7 % 70 % 5.07 % 84.4 % 65 % 4.93 % 82.2 % 60 % 4.80 % 80.0 % 55 % 4.67 % 77.8 % 50 % 4.53 % 75.6 % 45 % 4.40 % 73.3 % 40 % 4.27 % 71.1 % 35 % 4.13 % 68.9 % 30 %