condition mean min max 2 h after light 0.73975 0.0 1.54717 6 h after light 0.5833516666666667 0.0 2.31251 10 h after light 0.873945 0.0 4.0632 14 h after light 1.185805 0.0 4.1798 18 h after light 0.7517883333333334 0.0 2.90974 2 h after dark 0.7122716666666666 0.0 1.55915