A survey revealing the voting intentions of different groups in France has shown some of the sharp divisions in party preferences.

Data compiled by the prestigious Sciences-Po university and published by weekly magazine L'Express looked at the voting plans of a range of groups including civil servants, gay people and Muslims.

Latest opinion polls suggest put President Sarkozy and his Socialist rival, François Hollande, ahead of other candidates. Each is polling around 27 percent of first round votes.

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