Nigeria came top of the satisfaction league, followed by Mexico and India. Japan was last on 15 per cent in the poll by the condom maker Durex.

• 奈及利亚是性满意排行上的榜首，其次依序为墨西哥与印度。日本则在这份保险套公司杜蕾斯的民调中，以1成5敬陪末座。