Mauricio Aceves

Within the recorded range there are 43 bouts between 1979 and 1996, about one every 5.0 months. 20 of the 26 wins came inside the distance. Of the 16 losses, 10 came inside the distance and 5 on the cards. It ended on 9 straight losses. The highest it has been is 1974, in 1980; it stands at 1649 now. The best win came against Amancio Castro in 1989, who was rated 2140 at the time.

The win over Alfredo Layne in 1987 closed the widest rating gap of the career. Over the last four bouts the trend was downward.