condition mean min max 3 h after light 0.0 0.0 0.0 7 h after light 0.0 0.0 0.0 11 h after light 0.019826875 0.0 0.139544 2 h after dark 0.0036097166666666665 0.0 0.0433166 6 h after dark 0.004131741666666667 0.0 0.0495809 10 h after dark 0.0 0.0 0.0