| Insider |  Price |  Amount |  Total Value |  Remaining Holdings |  Date |  Form 4 |  
   |    Director   |  $48.21 |  100 |  $4,821.00 |  9,840 |  2013-05-01 |  Filing |  
  |    Director   |  $47.58 |  1,900 |  $90,401.43 |  9,840 |  2013-05-01 |  Filing |  
  |    Director   |  $48.03 |  2,000 |  $96,056.00 |  9,840 |  2013-04-30 |  Filing |  
  |    Officer, Director   |  $48.21 |  100 |  $4,821.00 |  915,754 |  2013-05-01 |  Filing |  
  |    Officer, Director   |  $47.58 |  1,900 |  $90,401.43 |  915,854 |  2013-05-01 |  Filing |  
  |    Officer, Director   |  $48.03 |  2,000 |  $96,056.00 |  917,754 |  2013-04-30 |  Filing |  
  |    Director   |  $47.16 |  2,000 |  $94,327.60 |  9,840 |  2013-04-26 |  Filing |  
  |    Officer, Director   |  $47.16 |  2,000 |  $94,327.60 |  919,754 |  2013-04-26 |  Filing |  
  |    Director   |  $46.37 |  2,000 |  $92,730.40 |  9,840 |  2013-04-25 |  Filing |  
  |    Officer, Director   |  $46.37 |  2,000 |  $92,730.40 |  921,754 |  2013-04-25 |  Filing |  
  |    Director   |  $46.28 |  2,000 |  $92,551.60 |  9,840 |  2013-04-17 |  Filing |  
  |    Officer, Director   |  $46.28 |  2,000 |  $92,551.60 |  923,754 |  2013-04-17 |  Filing |  
  |    Director   |  $47.30 |  2,000 |  $94,595.20 |  9,840 |  2013-04-10 |  Filing |  
  |    Director   |  $47.72 |  33 |  $1,574.63 |  9,840 |  2013-04-09 |  Filing |  
  |    Director   |  $47.14 |  1,967 |  $92,728.12 |  9,840 |  2013-04-09 |  Filing |  
  |    Officer, Director   |  $47.30 |  2,000 |  $94,595.20 |  925,754 |  2013-04-10 |  Filing |  
  |    Officer, Director   |  $47.72 |  33 |  $1,574.63 |  927,754 |  2013-04-09 |  Filing |  
  |    Officer, Director   |  $47.14 |  1,967 |  $92,728.12 |  927,787 |  2013-04-09 |  Filing |  
  |    Director   |  $46.93 |  2,000 |  $93,856.80 |  9,840 |  2013-04-03 |  Filing |  
  |    Director   |  $47.67 |  2,000 |  $95,345.40 |  9,840 |  2013-04-02 |  Filing |