Explanation of Responses:
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1)
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The option becomes exercisable in five equal annual installments on July 29, 2008, July 29, 2009, July 29, 2010, July 29, 2011 and July 29, 2012.
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2)
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The option becomes exercisable in five equal annual installments on July 29, 2008, July 29, 2009, July 29, 2010, July 29, 2011 and July 29, 2012.
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3)
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The option becomes exercisable in five equal annual installments on May 28, 2009, May 28, 2010, May 28, 2011, May 28, 2012 and May 28, 2013.
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4)
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The option becomes exercisable in five equal annual installments on May 28, 2009, May 28, 2010, May 28, 2011, May 28, 2012 and May 28, 2013.
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5)
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The option becomes exercisable in five equal annual installments on July 26, 2009, July 26, 2010, July 26, 2011, July 26, 2012 and July 26, 2013.
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6)
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The option becomes exercisable in five equal annual installments on July 26, 2009, July 26, 2010, July 26, 2011, July 26, 2012 and July 26, 2013.
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7)
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The option becomes exercisable in five equal annual installments on August 1, 2010, August 1, 2011, August 1, 2012, August 1, 2013 and August 1, 2014.
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8)
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The option becomes exercisable in five equal annual installments on July 17, 2011, July 17, 2012, July 17, 2013, July 17, 2014 and July 17, 2015.
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9)
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The option becomes exercisable in five equal annual installments on July 3, 2012, July 3, 2013, July 3, 2014, July 3, 2015 and July 3, 2016.
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10)
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The option becomes exercisable in three annual installments on July 17, 2011, July 17, 2012 and July 17, 2013.
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11)
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The option becomes exercisable in three annual installments on July 17, 2012, July 17, 2013 and July 17, 2014.
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12)
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The option becomes exercisable in three annual installments on July 22, 2013, July 22, 2014 and July 22, 2015.
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13)
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The option becomes exercisable in three annual installments on July 30, 2013, July 30, 2014 and July 30, 2015.
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