condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.05058516666666667 0.0 0.16195 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0