condition mean min max 2 h after light 0.021194666666666667 0.0 0.127168 6 h after light 0.0 0.0 0.0 10 h after light 0.0188155 0.0 0.112893 14 h after light 0.0 0.0 0.0 18 h after light 0.020518333333333333 0.0 0.12311 2 h after dark 0.0 0.0 0.0