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Selected Quarterly Financial Data (Unaudited) (Tables)
 12 Months Ended
Dec. 31, 2018
Selected Quarterly Financial Data (Unaudited)  
Schedule of quarterly financial information

Quarterly financial information for the years ended December 31, 2018 and 2017 is summarized as follows (in thousands, except per share data):

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2018

 

 

    

Q1

    

Q2

    

Q3

    

Q4

 

Revenue

 

$
464,941

 

$
535,043

 

$
594,536

 

$
588,359

 

Gross profit

 

 
89,053

 

 
111,183

 

 
127,868

 

 
118,175

 

Net income

 

 
16,659

 

 
32,547

 

 
38,541

 

 
25,156

 

INCOME PER SHARE:

 

 

 

 

 

 

 

 

 

 

 

 

 

Basic

 

$
0.45

 

$
0.87

 

$
1.03

 

$
0.68

 

Diluted

 

$
0.44

 

$
0.87

 

$
1.02

 

$
0.67

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2017

 

 

    

Q1

    

Q2

    

Q3

    

Q4

 

Revenue

 

$
380,588

 

$
465,411

 

$
480,851

 

$
461,072

 

Gross profit

 

 
75,954

 

 
95,738

 

 
100,858

 

 
93,731

 

Net income (1)

 

 
7,477

 

 
17,972

 

 
22,284

 

 
7,539

 

INCOME PER SHARE:

 

 

 

 

 

 

 

 

 

 

 

 

 

Basic

 

$
0.20

 

$
0.48

 

$
0.60

 

$
0.20

 

Diluted

 

$
0.20

 

$
0.48

 

$
0.59

 

$
0.20

 

In the fourth quarter of 2017, we recorded a $9.5 million increase to the provision for income taxes to remeasure our net deferred tax assets for the enacted corporate tax rate reduction.