| Insider |  Price |  Amount |  Total Value |  Remaining Holdings |  Date |  Form 4 |  
   |    Officer, Director   |  $51.44 |  450 |  $23,148.00 |  891,754 |  2013-06-12 |  Filing |  
  |    Officer, Director   |  $50.72 |  1,550 |  $78,612.75 |  892,204 |  2013-06-12 |  Filing |  
  |    Officer, Director   |  $51.60 |  2,000 |  $103,200.00 |  893,754 |  2013-06-11 |  Filing |  
  |    Officer   |  $53.00 |  11,500 |  $609,500.00 |  49,690 |  2013-06-04 |  Filing |  
  |    Director   |  $51.55 |  2,000 |  $103,096.00 |  9,840 |  2013-06-05 |  Filing |  
  |    Director   |  $52.51 |  2,000 |  $105,018.80 |  9,840 |  2013-06-04 |  Filing |  
  |    Officer, Director   |  $51.55 |  2,000 |  $103,096.00 |  895,754 |  2013-06-05 |  Filing |  
  |    Officer, Director   |  $52.51 |  2,000 |  $105,018.80 |  897,754 |  2013-06-04 |  Filing |  
  |    Director   |  $51.43 |  500 |  $25,713.25 |  9,840 |  2013-05-29 |  Filing |  
  |    Director   |  $50.50 |  1,500 |  $75,753.00 |  9,840 |  2013-05-29 |  Filing |  
  |    Director   |  $51.89 |  2,000 |  $103,786.80 |  9,840 |  2013-05-28 |  Filing |  
  |    Officer, Director   |  $51.43 |  500 |  $25,713.25 |  899,754 |  2013-05-29 |  Filing |  
  |    Officer, Director   |  $50.50 |  1,500 |  $75,753.00 |  900,254 |  2013-05-29 |  Filing |  
  |    Officer, Director   |  $51.89 |  2,000 |  $103,786.80 |  901,754 |  2013-05-28 |  Filing |  
  |    Director   |  $52.42 |  911 |  $47,753.44 |  9,840 |  2013-05-22 |  Filing |  
  |    Director   |  $50.64 |  1,089 |  $55,144.35 |  9,840 |  2013-05-22 |  Filing |  
  |    Director   |  $52.51 |  921 |  $48,361.53 |  9,840 |  2013-05-21 |  Filing |  
  |    Director   |  $51.86 |  1,079 |  $55,952.19 |  9,840 |  2013-05-21 |  Filing |  
  |    Officer, Director   |  $52.42 |  911 |  $47,753.44 |  903,754 |  2013-05-22 |  Filing |  
  |    Officer, Director   |  $50.64 |  1,089 |  $55,144.35 |  904,665 |  2013-05-22 |  Filing |