note 10: supplementary data (unaudited)

Our results of operations for each of the quarters in the years ended December 31, 2007 and 2006 are summarized below (in thousands, except per share data).

2007 march 31   June 30   September 30   December 31  
Gross revenues:
   Transportation
   $ 1,300,418         $ 1,511,173            $ 1,537,660            $ 1,622,533     
   Sourcing   308,297     357,062     315,755     317,799  
   Information Services   10,610     11,491     11,735     11,690  
      Total gross revenues   1,619,325     1,879,726     1,865,150     1,952,022  

Cost of transportation, products, and handling:
   Transportation
  1,037,991     1,240,085     1,261,106     1,334,570  
   Sourcing   284,404     328,743     290,848     294,698  
      Total cost of transportation,
      products, and handling
  1,322,395     1,568,828     1,551,954     1,629,268  

Gross profits
  296,930     310,898     313,196     322,754  
Income from operations   115,189     129,794     131,828     132,873  
Net income $ 72,965   $ 82,299   $ 83,743   $ 85,254  
   Basic net income per share $ .43   $ .48   $ .49   $ .50  
   Diluted net income per share $ .42   $ .47   $ .48   $ .49  
Basic weighted average
shares outstanding
  171,183     170,942     170,274     169,591  
Dilutive effect of outstanding stock awards   3,705     3,258     3,075     4,678  
Diluted weighted average shares outstanding   174,888     174,200     173,349     174,269  


2006
March 31   June 30   September 30   December 31  
Gross revenues:
   Transportation
$ 1,215,909   $ 1,363,246   $ 1,394,979   $ 1,347,413  
   Sourcing   273,422     326,853     307,384     284,638  
   Information Services   9,784     10,898     11,128     10,540  
      Total gross revenues   1,499,115     1,700,997     1,713,491     1,642,591  

Cost of transportation, products, and handling:
   Transportation
  992,942     1,130,324     1,151,063     1,101,253  
   Sourcing   251,116     300,054     284,082     262,816  
      Total cost of transportation,
      products, and handling
  1,244,058     1,430,378     1,435,145     1,364,069  

Gross profits
  255,057     270,619     278,346     278,522  
Income from operations   92,434     103,918     111,118     110,375  
Net income $ 58,114   $ 66,594   $ 70,390   $ 71,827  
   Basic net income per share $ .34   $ .39   $ .41   $ .42  
   Diluted net income per share $ .33   $ .38   $ .40   $ .41  
Basic weighted average
shares outstanding
  171,219     171,215     170,925     170,555  
Dilutive effect of outstanding stock awards   4,048     3,983     3,851     3,549  
Diluted weighted average shares outstanding   175,267     175,198     174,776     174,104  
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