It's rather more than 50%, Hollerithevo. Not a single one of the guys I deal with day-in and day-out wishes to return to the days of barefoot, pregnant, in the kitchen and voiceless. That attitude is pretty much exclusive to the extreme right, the vast majority of us want nothing to do with it.
 Unless the individual lady in question prefers it that way, of course. Except the voiceless bit; having a strong opinion would kind of preclude that.