Osvaldo Guerrero

Within the recorded range there are 50 bouts between 1991 and 2004, about one every 3.2 months. 24 of the 27 wins came inside the distance, 1 of them in the first round. Of the 23 losses, 13 came inside the distance and 10 on the cards. It ended on 18 straight losses. The highest it has been is 2044, in 1995; it stands at 1411 now. The best win came against Edgar Cárdenas in 1999, who was rated 2032 at the time.

The loss to Pedro Rodriguez in 1998 is the largest gap conceded. Over the last four bouts the trend was downward.