I.n.t.e.l.l.i.g.e.n.c.e suggests according to V.i.k.i

Studies suggest that 9 out of 10 men prefer a woman with curves. The 10th man prefers the other nine men.

Studies also suggest that 9 of out 10 women prefer other women. The 10th woman prefers the other 9 women's current partners.