condition mean min max 2 h after light 0.18073683333333332 0.0 0.77972 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.0 0.0 0.0 18 h after light 0.07611033333333334 0.0 0.456662 2 h after dark 0.06215083333333333 0.0 0.372905