Schedule VI - Supplementary Information Concerning Property/Casualty (Re)Insurance Operations

12 Months Ended

Dec. 31, 2012

Supplemental Information for Property, Casualty Insurance Underwriters [Abstract]

Schedule VI - Supplementary information concerning property/casualty (re)insurance operations

SCHEDULE VI

SUPPLEMENTARY INFORMATION CONCERNING

PROPERTY/CASUALTY (RE)INSURANCE OPERATIONS

FOR THE YEARS ENDED DECEMBER 31, 2012, 2011 AND 2010

			Reserves for		Reserves
	Deferred		Losses		for		Net		Net
	Acquisition		and Loss		Unearned		Earned		Investment
(U.S. dollars in thousands)	Costs		Expenses		Premiums		Premiums		Income
2012	$	536,664	$	20,484,121	$	3,755,898	$	5,765,982	$	712,906
2011	$	531,282	$	20,613,901	$	3,555,260	$	5,327,112	$	819,708
2010	$	498,385	$	20,531,607	$	3,469,934	$	5,031,137	$	884,866
	Losses and Loss Expenses				Net Paid		Amortization
	incurred related to				Losses		of Deferred		Net
	Current		Prior		and Loss		Acquisition		Premiums
(U.S. dollars in thousands)	Year		Year		Expenses		Costs		Written
2012	$	4,081,377	$	(315,895)	$	3,783,242	$	872,399	$	5,957,021
2011	$	4,363,258	$	(284,867)	$	3,846,202	$	786,093	$	5,433,388
2010	$	3,584,662	$	(372,862)	$	3,470,509	$	739,154	$	4,999,588