| Insider |  Price |  Amount |  Total Value |  Remaining Holdings |  Date |  Form 4 |  
   |    Large Shareholder   |  $34.90 |  280 |  $9,772.00 |  1,299,000 |  2015-09-01 |  Filing |  
  |    Large Shareholder   |  $34.90 |  720 |  $25,128.00 |  1,298,720 |  2015-08-28 |  Filing |  
  |    Large Shareholder   |  $35.00 |  1,000 |  $35,000.00 |  1,298,000 |  2015-08-28 |  Filing |  
  |    Large Shareholder   |  $35.10 |  1,000 |  $35,100.00 |  1,297,000 |  2015-08-28 |  Filing |  
  |    Director   |  $35.80 |  277 |  $9,915.49 |  1,101 |  2015-08-27 |  Filing |  
  |    Large Shareholder   |  $35.20 |  1,000 |  $35,200.00 |  1,296,000 |  2015-08-27 |  Filing |  
  |    Large Shareholder   |  $35.30 |  918 |  $32,405.40 |  1,295,000 |  2015-08-27 |  Filing |  
  |    Large Shareholder   |  $35.28 |  100 |  $3,528.00 |  1,294,082 |  2015-08-25 |  Filing |  
  |    Large Shareholder   |  $35.30 |  82 |  $2,894.60 |  1,293,982 |  2015-08-25 |  Filing |  
  |    Large Shareholder   |  $35.38 |  81 |  $2,865.78 |  1,293,900 |  2015-08-25 |  Filing |  
  |    Large Shareholder   |  $35.39 |  700 |  $24,773.00 |  1,293,819 |  2015-08-25 |  Filing |  
  |    Large Shareholder   |  $35.40 |  119 |  $4,212.60 |  1,293,119 |  2015-08-25 |  Filing |  
  |    Large Shareholder   |  $35.50 |  1,000 |  $35,500.00 |  1,293,000 |  2015-08-25 |  Filing |  
  |    Large Shareholder   |  $35.59 |  1,000 |  $35,590.00 |  1,292,000 |  2015-08-24 |  Filing |  
  |    Large Shareholder   |  $35.70 |  1,000 |  $35,700.00 |  1,291,000 |  2015-08-24 |  Filing |  
  |    Large Shareholder   |  $35.80 |  1,000 |  $35,800.00 |  1,290,000 |  2015-08-24 |  Filing |  
  |    Large Shareholder   |  $35.90 |  1,000 |  $35,900.00 |  1,289,000 |  2015-08-24 |  Filing |  
  |    Large Shareholder   |  $36.00 |  1,000 |  $36,000.00 |  1,288,000 |  2015-08-24 |  Filing |  
  |    Large Shareholder   |  $36.10 |  1,000 |  $36,100.00 |  1,287,000 |  2015-08-24 |  Filing |  
  |    Large Shareholder   |  $36.20 |  1,000 |  $36,200.00 |  1,286,000 |  2015-08-24 |  Filing |