Thanks for correcting that. Doubling checking halves the estimate to just over 40%. Still high, but more likely (given the already mentioned bots/spammers/double accounts etc).
Indeed why stop at 55. Why shouldn't a pensionado be on a swinger site. Who am I to judge ;-)
"15-24 years: 12.11% (male 1,050,889/female 1,010,596) 25-54 years: 39.83% (male 3,400,998/female 3,377,311)"