condition mean min max 4 h after light 0.86908 0.0 2.60724 8 h after light 0.0 0.0 0.0 12 h after light 0.49818999999999997 0.0 1.49457 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0