adequacy of our provision for income taxes , we regularly assess the likelihood of adverse outcomes resulting from tax examinations .
while it is often difficult to predict the final outcome or the timing of the resolution of a tax examination , our reserves for uncertain tax benefits reflect the outcome of tax positions that are more likely than not to occur .
while we believe that we have complied with all applicable tax laws , there can be no assurance that a taxing authority will not have a different interpretation of the law and assess us with additional taxes .
should additional taxes be assessed , this may result in a material adverse effect on our results of operations and financial condition .
item 1b .
unresolved staff comments we have no unresolved sec staff comments to report .
item 2 .
properties as of december 31 , 2018 , we owned or leased 126 major manufacturing sites and 15 major technical centers .
a manufacturing site may include multiple plants and may be wholly or partially owned or leased .
we also have many smaller manufacturing sites , sales offices , warehouses , engineering centers , joint ventures and other investments strategically located throughout the world .
we have a presence in 44 countries .
the following table shows the regional distribution of our major manufacturing sites by the operating segment that uses such facilities : north america europe , middle east & africa asia pacific south america total .

North America
Europe,Middle East& Africa
Asia Pacific
South America
Total
Signal and Power Solutions
45
33
33
5
116
Advanced Safety and User Experience
2
5
3
—
10
Total
47
38
36
5
126

in addition to these manufacturing sites , we had 15 major technical centers : eight in north america ; two in europe , middle east and africa ; and five in asia pacific .
of our 126 major manufacturing sites and 15 major technical centers , which include facilities owned or leased by our consolidated subsidiaries , 61 are primarily owned and 80 are primarily leased .
we frequently review our real estate portfolio and develop footprint strategies to support our customers 2019 global plans , while at the same time supporting our technical needs and controlling operating expenses .
we believe our evolving portfolio will meet current and anticipated future needs .
item 3 .
legal proceedings we are from time to time subject to various actions , claims , suits , government investigations , and other proceedings incidental to our business , including those arising out of alleged defects , breach of contracts , competition and antitrust matters , product warranties , intellectual property matters , personal injury claims and employment-related matters .
it is our opinion that the outcome of such matters will not have a material adverse impact on our consolidated financial position , results of operations , or cash flows .
with respect to warranty matters , although we cannot ensure that the future costs of warranty claims by customers will not be material , we believe our established reserves are adequate to cover potential warranty settlements .
however , the final amounts required to resolve these matters could differ materially from our recorded estimates .
brazil matters aptiv conducts business operations in brazil that are subject to the brazilian federal labor , social security , environmental , tax and customs laws , as well as a variety of state and local laws .
while aptiv believes it complies with such laws , they are complex , subject to varying interpretations , and the company is often engaged in litigation with government agencies regarding the application of these laws to particular circumstances .
as of december 31 , 2018 , the majority of claims asserted against aptiv in brazil relate to such litigation .
the remaining claims in brazil relate to commercial and labor litigation with private parties .
as of december 31 , 2018 , claims totaling approximately $ 145 million ( using december 31 , 2018 foreign currency rates ) have been asserted against aptiv in brazil .
as of december 31 , 2018 , the company maintains accruals for these asserted claims of $ 30 million ( using december 31 , 2018 foreign currency rates ) .
the amounts accrued represent claims that are deemed probable of loss and are reasonably estimable based on the company 2019s analyses and assessment of the asserted claims and prior experience with similar matters .
while the company believes its accruals are adequate , the final amounts required to resolve these matters could differ materially from the company 2019s recorded estimates and aptiv 2019s results of .

Question: Analyse this data from a financial earnings document. what is the percentage of north america's signal and power solutions sites among all signal and power solutions sites?
Choices:
2.57778
0.35714
14.74138
0.38793
0.22388
Correct choice index: 3