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 0.020595333333333334 0.0 0.123572 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0