condition mean min max 0 h after light 0.0909523 0.0303626 0.151542 4 h after light 0.04482375 0.0 0.0896475 8 h after light 0.45671649999999997 0.419798 0.493635 4 h after dark 0.3544035 0.321839 0.386968 8 h after dark 0.1950315 0.14925 0.240813 12 h after dark 0.2681245 0.151339 0.38491