This week’s obscure but telling facts from statistician Chuck Waseleski of Millers Falls (through Friday):

.311, .312

Opponents are batting .311 against Jon Lester when leading off innings and .312 in the first inning.

27-7

Red Sox starting pitchers are 27-7 when the Sox score four or more runs.

.341

Will Middlebrooks is hitting .341 with runners on base.

0.98

Red Sox relievers have a 0.98 ERA in Daisuke Matsuzaka’s starts.

11-20

The Red Sox are 11-20 when allowing runs in the first inning.