Twice as many UK men described themselves as gay compared with women in 2012, according to the Office for National Statistics.
A total of 1.5% of men said they were gay while 0.7% of women defined themselves as gay or lesbian.
Those aged 16-24 were most likely to identify themselves as gay or lesbian (2.6%), compared with 0.4% of over 65s.
Overall 1.5% of people said they were gay, lesbian or bisexual.
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