uss abraham lincoln rcoh , the construction preparation contract for cvn-79 john f .
kennedy and the inactivation contract for cvn-65 uss enterprise , partially offset by lower volumes on the execution contract for the cvn-71 uss theodore roosevelt rcoh and the construction and engineering contracts for cvn-78 gerald r .
ford .
higher revenues in fleet support services were primarily the result of volumes associated with repair work on ssn-765 uss montpelier .
increased submarines revenues were related to the ssn-774 virginia-class submarine program , primarily driven by higher volumes on block iii boats and the advance procurement contract on block iv boats , partially offset by lower volumes on block ii boats following the delivery of ssn-783 uss minnesota .
segment operating income 2014 - newport news operating income in 2014 was $ 415 million , compared to income of $ 402 million in 2013 .
the increase was primarily related to the volume changes discussed above and higher risk retirement on the construction contract for cvn-78 gerald r .
ford , offset by lower risk retirement on the cvn-71 uss theodore roosevelt rcoh .
2013 - newport news operating income in 2013 was $ 402 million , compared to income of $ 372 million in 2012 .
the increase was primarily related to the ssn-774 virginia-class submarine program , driven by risk retirement , performance improvement and the favorable resolution of outstanding contract changes , as well as risk retirement on the execution contract for the cvn-71 uss theodore roosevelt rcoh and the absence in 2013 of the workers' compensation expense adjustment recorded in 2012 , partially offset by the favorable resolution in 2012 of outstanding contract changes on the cvn-65 uss enterprise edsra .
revenues at our other segment for the year ended december 31 , 2014 , were $ 137 million , primarily due to the acquisition of upi on may 30 , 2014 .
other operating loss for the year ended december 31 , 2014 , was $ 59 million , primarily due to the goodwill impairment charge of $ 47 million described above .
backlog total backlog as of december 31 , 2014 , was approximately $ 21 billion .
total backlog includes both funded backlog ( firm orders for which funding is contractually obligated by the customer ) and unfunded backlog ( firm orders for which funding is not currently contractually obligated by the customer ) .
backlog excludes unexercised contract options and unfunded indefinite delivery/indefinite quantity orders .
for contracts having no stated contract values , backlog includes only the amounts committed by the customer .
the following table presents funded and unfunded backlog by segment as of december 31 , 2014 and 2013: .

December 31, 2014
December 31, 2013
($ in millions)
Funded
Unfunded
Total Backlog
Funded
Unfunded
Total Backlog
Ingalls
$5,609
$1,889
$7,498
$6,335
$2,570
$8,905
Newport News
6,158
7,709
13,867
5,495
3,638
9,133
Other
65
—
65
—
—
—
Total backlog
$11,832
$9,598
$21,430
$11,830
$6,208
$18,038

we expect approximately 28% ( 28 % ) of the $ 21 billion total backlog as of december 31 , 2014 , to be converted into sales in 2015 .
u.s .
government orders comprised substantially all of the backlog as of december 31 , 2014 and 2013 .
awards 2014 - the value of new contract awards during the year ended december 31 , 2014 , was approximately $ 10.1 billion .
significant new awards in 2014 included contracts for block iv of the ssn-774 virginia-class submarine program , continued construction preparation for cvn-79 john f .
kennedy and construction of nsc-7 kimball .
2013 - the value of new contract awards during the year ended december 31 , 2013 , was approximately $ 9.4 billion .
significant new awards in 2013 included contracts for the construction of five ddg-51 arleigh burke-class this proof is printed at 96% ( 96 % ) of original size this line represents final trim and will not print .

Question: Analyse this data from a financial earnings document. what portion of total backlog is related to newport news segment?
Choices:
-0.50632
210.1228
164741054
0.00394
0.50632
Correct choice index: 4