Explanation of Responses:
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1)
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On February 23, 2016, the reporting person was granted 30,529 restricted stock units, which shall vest and become earned ratably over three years based on certain performance criteria for each vesting year March 15, 2017, 2018, and 2019. Due to the retirement of the reporting person on December 15, 2016, the performance criteria were deemed met and the shares became fully vested. Vested shares will be delivered to the reporting person on March 15, 2017 and June 16, 2017.
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2)
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Includes 0.002 shares acquired in September 2016 and December 2016, under the Issuer's Dividend Reinvestment Plan.
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3)
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On February 24, 2015, the reporting person was granted 25,320 restricted stock units, which shall vest and become earned ratably over three years based on certain performance criteria for each vesting year March 15, 2016, 2017, and 2018. Due to the retirement of the reporting person on December 15, 2016, the performance criteria were deemed met and the shares became fully vested. Vested shares will be issued to the reporting person on March 15, 2017 and June 16, 2017.
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4)
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On February 25, 2014, the reporting person was granted 24,793 restricted stock units, which shall vest and become earned ratably over three years based on certain performance criteria for each vesting year February 25, 2015, 2016, and 2017. Due to the retirement of the reporting person on December 15, 2016, the performance criteria were deemed met and the shares became fully vested. Vested shares will be issued to the reporting person on February 25, 2017.
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5)
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On December 31, 2015, the reporting person was granted 5,950 restricted stock units, which shall vest and become earned ratably over three years based on certain performance criteria for each vesting year March 15, 2017, 2018, and 2019. Due to the retirement of the reporting person on December 15, 2016, the performance criteria were deemed met and the shares became fully vested. Vested shares will be issued to the reporting person on February 15, 2017 and June 16, 2017.
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6)
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Includes 383.740 shares acquired between July 1, 2016 and September 30, 2016, under the Issuer's 401(k) plan. The information in this report is based on a plan statement dated July 1, 2016 through September 30, 2016.
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7)
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On February 25, 2014, the reporting person was granted an option to purchase 29,763 shares of common stock. The option vests ratably over three years based on certain performance criteria for each vesting year ending February 25, 2015, 2016, and 2017. Due to the retirement of the reporting person on December 15, 2016, the performance criteria were deemed met and the option became fully exercisable.
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8)
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On February 24, 2015, the reporting person was granted an option to purchase 49,375 shares of common stock. The option vests ratably over three years based on certain performance criteria for each vesting year March 15, 2016, 2017, and 2018. Due to the retirement of the reporting person on December 15, 2016, the performance criteria were deemed met and the option became fully exercisable.
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9)
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On February 23, 2016, the reporting person was granted an option to purchase 63,307 shares of common stock. The option vests ratably over three years based on certain performance criteria for each vesting year March 15, 2017, 2018, and 2019. Due to the retirement of the reporting person on December 15, 2016, the performance criteria were deemed met and the option became fully exercisable.
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10)
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The option is exercisable in four equal annual installments beginning 2/22/2012. Due to the retirement of the reporting person on December 15, 2016, the option became fully exercisable.
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11)
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The option is exercisable in four equal annual installments beginning on 02/23/2011. Due to the retirement of the reporting person on December 15, 2016, the option became fully exercisable.
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12)
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The option is exercisable in three equal annual installments beginning on 02/26/2014. Due to the retirement of the reporting person on December 15, 2016, the option became fully exercisable.
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13)
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The option is exercisable in four equal annual installments beginning on 02/21/2013. Due to the retirement of the reporting person on December 15, 2016, the option became fully exercisable.
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14)
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The option is exercisable in five equal annual installments beginning on 2/20/2008. Due to the retirement of the reporting person on December 15, 2016, the option became fully exercisable.
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