Over the last 30 days , Happ only struck out 15 % of the batters he faced .
Over the last 30 days , Happ only allowed a hard contact rate of 29 % , coupled with a 35 % flyball rate .
Over the last 30 days , Happ only struck out 15 % of the batters he faced and allowed a hard contact rate of 29 % , coupled with a 35 % flyball rate .