Exhibit 6

Trading Data for CapGen Capital Group VI LP(1)

The following tables set forth all transactions in the Common Stock effected in the past sixty days by the Reporting Persons. All such transactions were effected in the open market through brokers and the price per share is net of commissions.
 
Reporting Person
Date
Buy/
Sell
No. of Shares
Price/
Share
Where/
How Effected
Security
CapGen Capital Group VI LP
3/26/2018
Sell
25,600
$37.0429(2)
Open Market/Broker
Common Stock
CapGen Capital Group VI LP
3/27/2018
Sell
20,000
$37.2141(3)
Open Market/Broker
Common Stock
CapGen Capital Group VI LP
3/28/2018
Sell
30,000
$36.9991(4)
Open Market/Broker
Common Stock
CapGen Capital Group VI LP
3/29/2018
Sell
8,515
$36.9991(5)
Open Market/Broker
Common Stock
CapGen Capital Group VI LP
4/3/2018
Sell
27,500
$36.4417(6)
Open Market/Broker
Common Stock
CapGen Capital Group VI LP
4/4/2018
Sell
38,000
$36.5459(7)
Open Market/Broker
Common Stock
CapGen Capital Group VI LP
4/5/2018
Sell
45,000
$36.6561(8)
Open Market/Broker
Common Stock
CapGen Capital Group VI LP
4/6/2018
Sell
10,000
$36.7127(9)
Open Market/Broker
Common Stock
CapGen Capital Group VI LP
4/9/2018
Sell
25,634
$36.4569(10)
Open Market/Broker
Common Stock
CapGen Capital Group VI LP
4/10/2018
Sell
54,100
$36.5554(11)
Open Market/Broker
Common Stock
CapGen Capital Group VI LP
4/11/2018
Sell
10,000
$36.3997(12)
Open Market/Broker
Common Stock
CapGen Capital Group VI LP
4/12/2018
Sell
60,000
$36.7172(13)
Open Market/Broker
Common Stock
CapGen Capital Group VI LP
4/16/2018
Sell
20,000
$36.4759(14)
Open Market/Broker
Common Stock
CapGen Capital Group VI LP
4/17/2018
Sell
10,000
$36.5152(15)
Open Market/Broker
Common Stock
CapGen Capital Group VI LP
4/18/2018
Sell
5,500
$36.3992(16)
Open Market/Broker
Common Stock
CapGen Capital Group VI LP
4/19/2018
Sell
50,000
$36.2410(17)
Open Market/Broker
Common Stock
CapGen Capital Group VI LP
4/20/2018
Sell
40,000
$36.4788(18)
Open Market/Broker
Common Stock
CapGen Capital Group VI LP
4/23/2018
Sell
22,600
$36.8340(19)
Open Market/Broker
Common Stock
CapGen Capital Group VI LP
4/24/2018
Sell
75,800
$37.3456(20)
Open Market/Broker
Common Stock
CapGen Capital Group VI LP
4/25/2018
Sell
145,232
$38.3276(21)
Open Market/Broker
Common Stock
CapGen Capital Group VI LP 4/26/2018 Sell 62,900 $38.5050(22) Open Market/Broker Common Stock
CapGen Capital Group VI LP 4/27/2018 Sell 35,600 $38.5946(23) Open Market/Broker Common Stock
 
__________

(1)
The prices listed below represent the average prices at which the amount of shares of Common Stock listed in each row were sold (full detailed information regarding the Common Stock sold and the corresponding prices will be provided upon request).
(2)
The range of prices for these sales was $37.00 to $37.20.
(3)
The range of prices for these sales was $37.16 to $37.30.
(4)
The range of prices for these sales was $36.99 to $37.00.
(5)
The range of prices for these sales was $36.99 to $37.00.
(6)
The range of prices for these sales was $36.40 to $36.50.
(7)
The range of prices for these sales was $36.40 to $36.73.
(8)
The range of prices for these sales was $36.61 to $36.87.
(9)
The range of prices for these sales was $36.60 to $36.75.
(10)
The range of prices for these sales was $36.50 to $36.55.
(11)
The range of prices for these sales was $36.40 to $36.69.
(12)
The range of prices for these sales was $36.39 to $36.41.
(13)
The range of prices for these sales was $36.50 to $36.90.
(14)
The range of prices for these sales was $36.40 to $36.50.
(15)
The range of prices for these sales was $36.50 to $36.52.
(16)
The range of prices for these sales was $36.39 to $36.40.
(17)
The range of prices for these sales was $36.20 to $36.30.
(18)
The range of prices for these sales was $36.60 to $36.40.
(19)
The range of prices for these sales was $36.90 to $36.74.
(20)
The range of prices for these sales was $37.72 to $38.86.
(21)
The range of prices for these sales was $37.84 to $38.65.
(22) The range of prices for these sales was $38.47 to $38.60.
(23) The range of prices for these sales was $38.51 to $38.72.