(CNN) - A new survey shows one in five Spaniards want to quit the euro and return to the peseta.

Spain's "El Pais" newspaper published a poll from Metroscopia Sunday that found 21% want to leave the euro currency, which Spain abandoned a decade ago to join the eurozone.

The poll also found that 72% of those polled believed the Spain, the eurozone’s fourth largest economy, would need a full bailout from the European Union, up from 62% a month ago, Reuters reported.
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