Via Dutch News:
A large majority of Dutch nationals are opposed to dual nationality, but people with an immigrant background are less likely to do so, according to research by the national statistics office CBS.
Some 64% of people think immigrants who become Dutch should give up their original nationality and 73% think government ministers should not have dual nationality.
(...)
Of those of non-western origin, only 28% think people who become Dutch should give up their original passport.
(source)
