condition mean min max 2 h after light 0.01573835 0.0 0.0944301 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.0158014 0.0 0.0948084 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0