Looks like it's time to start cruising churches for horny babes
On a more serious note, when comparing our culture to others it appears that when society is sexually open that rape and nasty stuff like children being involved is much less common then in the less sexually open societies.
Basically, the more that it's taboo, the more that crimes increase. If these Christians thinks it's terrible then it makes sense that more of them would have trouble with it.
Of course 50% is pushing the BS too far because no one believes that number.