Compare the two ends of this window

commit ref when n center lo hi min max
49ca31d3 master 1 month ago 10 1.212µ 1.168µ 1.286µ 1.134µ 1.324µ
b08bf2d6 master 1 month ago 10 1.106µ 1.096µ 1.118µ 1.092µ 1.135µ
68dbc353 master 1 month ago 10 1.095µ 1.073µ 1.115µ 1.065µ 1.149µ
504d01cf master 1 month ago 10 1.070µ 1.047µ 1.088µ 1.047µ 1.092µ
70490f67 1 month ago 10 1.148µ 1.131µ 1.157µ 1.107µ 1.160µ

Values in sec/op.