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Schedule IV - Reinsurance
 12 Months Ended
Dec. 31, 2018
Supplemental Schedule of Reinsurance Premiums for Insurance Companies [Abstract]  
Schedule IV - Reinsurance Schedule IV

W. R. Berkley Corporation and Subsidiaries
Reinsurance
Years ended December 31, 2018, 2017 and 2016

 
Premiums Written
 
 
(In thousands, other than percentages)
Direct
Amount
 
Ceded
to Other
Companies
 
Assumed
from Other
Companies
 
Net
Amount
 
Percentage
of Amount
Assumed
to Net
Year ended December 31, 2018
 

 
 

 
 

 
 

 
 

Insurance
$
6,959,830

 
$
1,204,509

 
$
197,540

 
$
5,952,861

 
3.3
%
Reinsurance
13,386

 
64,758

 
531,738

 
480,366

 
110.7
%
Total
$
6,973,216

 
$
1,269,267

 
$
729,278

 
$
6,433,227

 
11.3
%
Year ended December 31, 2017
 

 
 

 
 

 
 

 
 

Insurance
$
6,707,916

 
$
1,153,960

 
$
161,915

 
$
5,715,871

 
2.8
%
Reinsurance
18,113

 
62,495

 
589,019

 
544,637

 
108.1
%
Total
$
6,726,029

 
$
1,216,455

 
$
750,934

 
$
6,260,508

 
12.0
%
Year ended December 31, 2016
 

 
 

 
 

 
 

 
 

Insurance
$
6,634,540

 
$
1,051,887

 
$
160,967

 
$
5,743,620

 
2.8
%
Reinsurance
13,060

 
67,901

 
735,134

 
680,293

 
108.1
%
Total
$
6,647,600

 
$
1,119,788

 
$
896,101

 
$
6,423,913

 
13.9
%
___________________________
See Report of Independent Registered Public Accounting Firm.