condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.05358416666666666 0.0 0.321505 18 h after light 0.095017 0.0 0.29908 2 h after dark 0.0 0.0 0.0