condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.028614 0.0 0.0438986 9 h after light 0.0148956 0.0 0.0446868 12 h after light 0.0104683 0.0 0.0418732 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.015581766666666665 0.0 0.0467453 12 h after dark 0.0395789 0.0 0.0791578