condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.07832466666666667 0.0 0.234974 12 h after light 0.023319266666666665 0.0 0.0543885 4 h after dark 0.039306 0.0 0.117918 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0