condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.130349 0.0 0.260698 4 h after light 0.0232819 0.0 0.0465638 8 h after light 0.2169345 0.0 0.433869 12 h after light 0.352961 0.0 0.705922 2 h after dark 0.387054 0.144721 0.629387 4 h after dark 0.3467135 0.202662 0.490765 8 h after dark 0.1934125 0.158111 0.228714 12 h after dark 0.1500535 0.0 0.300107