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 0.08171066666666667 0.0 0.490264 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0