[GAMEPLAY] BUG Critical strike

i have 20% crit strike runes, i got +90% more critical strike from items totaly i have 100% crit strike. my hits are like i have 30% crit strike, a lot normal dmg hits sometime i critical strike, i played GP on aram. [Q] just sometime crit and normal hits crit even less. owerall my game play was like having 20%-30% crit strike and stats say 100%......