Explanation of Responses:
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(1)
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Represents the weighted average price of the shares sold. The prices of the shares sold pursuant to the transaction ranged from $265.61 to $266.52 per share. The Reporting Person, upon request, will provide the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares sold at each separate price.
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(2)
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Represents the weighted average price of the shares sold. The prices of the shares sold pursuant to the transaction ranged from $266.61 to $267.60 per share. The Reporting Person, upon request, will provide the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares sold at each separate price.
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(3)
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Represents the weighted average price of the shares sold. The prices of the shares sold pursuant to the transaction ranged from $267.63 to $268.61 per share. The Reporting Person, upon request, will provide the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares sold at each separate price.
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(4)
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Represents the weighted average price of the shares sold. The prices of the shares sold pursuant to the transaction ranged from $268.63 to $269.42 per share. The Reporting Person, upon request, will provide the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares sold at each separate price.
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(5)
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These options are immediately exercisable.
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(6)
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These options vest in accordance with the following schedule: 17,064 vest on each of the first and third anniversary of the grant date and 17,065 vest on each of the second and fourth anniversary of the grant date (March 4, 2016).
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(7)
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Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock.
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(8)
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These restricted stock units vest in accordance with the following schedule: 1,668 vest on each of the first through fourth anniversaries of the grant date (March 4, 2016).
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(9)
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These options vest in accordance with the following schedule: 15,040 vest on the first anniversary of the grant date and 15,041 vest on each of the second through fourth anniversaries of the grant date (March 6, 2017).
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(10)
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These restricted stock units vest in accordance with the following schedule: 1,543 vest on the first anniversary of the grant date and 1,544 vest on each of the second through fourth anniversaries of the grant date (March 6, 2017).
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(11)
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These options vest in accordance with the following schedule: 12,553 vest on each of the first through fourth anniversaries of the grant date (March 6, 2018).
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(12)
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These restricted stock units vest in accordance with the following schedule: 1,308 vest on each of the first and the third anniversaries of the grant date, and 1,309 vest on each of the second and the fourth anniversaries of the grant date (March 6, 2018).
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(13)
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These options vest in accordance with the following schedule: 13,935 vest on each of the first through third anniversaries of the grant date and 13,936 vest on the fourth anniversary of the grant date (March 6, 2019).
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(14)
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These restricted stock units vest in accordance with the following schedule: 1,296 vest on each of the first through fourth anniversaries of the grant date (March 6, 2019).
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