SUPPLEMENTARY DATA (UNAUDITED)

Our unaudited results of operations for each of the quarters in the years ended December 31, 2017 and 2016, are summarized below (in thousands, except per share data).



2017	March 31 ^(a)		June 30		September 30		December 31 ^(b)
Revenues:
Transportation	$	3,102,043	$	3,319,995	$	3,433,701	$	3,647,167
Sourcing	313,082		390,023		350,750		312,619
Total revenues	3,415,125		3,710,018		3,784,451		3,959,786
Costs and expenses:
Purchased transportation and related services	2,563,885		2,781,355		2,869,616		3,042,434
Purchased products sourced for resale	282,674		354,874		320,989		285,503
Personnel expenses	290,504		284,220		293,204		311,599
Other selling, general, and administrative expenses	90,104		107,749		106,177		109,374
Total costs and expenses	3,227,167		3,528,198		3,589,986		3,748,910
Income from operations	187,958		181,820		194,465		210,876
Net income	$	122,080	$	111,071	$	119,186	$	152,556
Basic net income per share	$	0.86	$	0.79	$	0.85	$	1.09
Diluted net income per share	$	0.86	$	0.78	$	0.85	$	1.08
Basic weighted average shares outstanding	141,484		141,061		140,422		139,572
Dilutive effect of outstanding stock awards	374		526		600		1,152
Diluted weighted average shares outstanding	141,858		141,587		141,022		140,724
Market price range of common stock:
High	$	81.16	$	78.31	$	76.16	$	89.89
Low	$	72.17	$	66.33	$	63.41	$	74.30

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(a) Our provision for income taxes decreased in the first quarter of 2017 by $13.7 million due to our adoption of ASU 2016-09.

(b) Our provision for income taxes decreased in the fourth quarter by $19.7 million due to the benefit of deductions under section 199 of the Internal Revenue Code and $12.1 million due to the impact of the Tax Act.



2016	March 31		June 30		September 30		December 31
Revenues:
Transportation	$	2,713,688	$	2,881,496	$	2,998,583	$	3,110,978
Sourcing	360,255		418,245		357,171		303,997
Total revenues	3,073,943		3,299,741		3,355,754		3,414,975
Costs and expenses:
Purchased transportation and related services	2,179,622		2,324,995		2,469,939		2,575,378
Purchased products sourced for resale	330,986		380,531		327,353		278,081
Personnel expenses	277,497		270,251		256,883		260,305
Other selling, general, and administrative expenses	86,886		90,217		90,312		107,646
Total costs and expenses	2,874,991		3,065,994		3,144,487		3,221,410
Income from operations	198,952		233,747		211,267		193,565
Net income	$	118,963	$	143,090	$	129,028	$	122,303
Basic net income per share	$	0.83	$	1.00	$	0.90	$	0.86
Diluted net income per share	$	0.83	$	1.00	$	0.90	$	0.86
Basic weighted average shares outstanding	143,525		142,998		142,611		141,711
Dilutive effect of outstanding stock awards	133		218		272		453
Diluted weighted average shares outstanding	143,658		143,216		142,883		142,164
Market price range of common stock:
High	$	75.11	$	76.10	$	75.69	$	77.89
Low	$	60.31	$	69.84	$	66.62	$	65.57