Oscar Robertson won 72.4 percent of the time in triple-doubles in his career.

oscar robertson win percentage with a triple double
NAMEGPW%TD3MPGPPGRPGAPGSPGBPGTPGFGMFGAFG%3PM3PA3P%FTMFTAFT%MINPTSREBASTSTLBLKTOVPF+/-
Oscar RobertsonOscar Robertson181.72418131.312.713.02.00.011.09.311.183.95,6732,3032,36040577
StatMuse has game-level data for triple-doubles going back to the 1950-51 season.