4bet/call off - KK+ = 0.9%

4bet bluff - AQs, KQs = 0.6%

Call 3bet - QQ-TT,AKs,AKo = 2.6%

X+Y+Z = 4.1% x3 = 12.3

Trimming that down to 8.3% gives us 88+,ATs+,KTs+,QJs,AJo+. This still seems slightly wide as I wouldn't usually open KT-KJs, QJs or AJo UTG.