Inside the Numbers: The 41-yr.-old Johnson kept the stick on Mack all night, averaging 50 jabs per round, more than double the light heavyweight avg. Johnson came forward all fight, averaging 85 total punches thrown per round, including 95 in round five. Mack had the slight edge in power shots landed- but none fazed Johnson. Johnson, who landed 61% of his power punches in the 6th round, is back in title fight contention.