condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.02546973333333333 0.0 0.0764092 12 h after light 0.0973996 0.0 0.154295 3 h after dark 0.08762153333333333 0.0 0.177482 6 h after dark 0.03157843333333333 0.0 0.0947353 9 h after dark 0.073729 0.0 0.221187 12 h after dark 0.0899507 0.0838492 0.0960522