Numerical rankings are a good reason we no longer need to separate men and women in (many) sports.
what are u talking about ?? Mix women and men in tennis and u instantly kill women professional tennis.
Women train largely as hard as men in their athletic endeavors, and they look for recognition in the sports, often along making a living in that sport, have them compete with men and you just remove that.
It´s a shame and an agression to women that male to female transexual athletes are allowed to compete with women