
Within the recorded range there are 19 bouts between 1976 and 1981, about one every 3.2 months. 7 of the 13 wins came inside the distance. Of the 5 losses, 3 came inside the distance and 2 on the cards. It ended on 3 straight losses. The highest it has been is 2041, in 1978; it stands at 1875 now. The best win came against Kazunori Tenryu in 1977, who was rated 2012 at the time.
The win over Kim Sung-jun in 1980 closed the widest rating gap of the career. Opponents rated higher going in have been beaten 2 times. The loss to Bernabe Villacampo in 1978 is the largest gap conceded. Over the last four bouts the trend was downward.