OKCupid agrees with me

that the categories we're presented with in terms of sexual orientation might be too rigid for modern life and the way people feel:

Heterosexually-identified male users:

Even more striking, heterosexually-identified female users:

 This gap between the sexes is interesting, but I suppose it's to be expected given that dominant culture still generally condemns male homosexuality, but lesbians can (though certainly are not always interpreted as such) be "cool" or "sexy". But more importantly, what does heterosexual mean in terms of these numbers for "Yes, and I enjoyed myself" and "No, but I would like to"?