condition mean min max 3 h after light 0.05268333333333333 0.0 0.15805 6 h after light 0.03288003333333333 0.0 0.0986401 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0