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 0.117544 0.0 0.352632 2 h after dark 0.26957133333333333 0.0 0.808714 6 h after dark 0.0 0.0 0.0 10 h after dark 0.40823666666666664 0.0 1.22471