condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0311099 0.0 0.0973222 10 h after light 0.0 0.0 0.0 14 h after light 0.017516666666666666 0.0 0.1051 18 h after light 0.0 0.0 0.0 2 h after dark 0.020773666666666666 0.0 0.124642