condition mean min max 0 h after light 0.9914620000000001 0.926244 1.05668 4 h after light 0.5556490000000001 0.134585 0.976713 8 h after light 0.396754 0.336136 0.457372 4 h after dark 4.034135 1.62155 6.44672 8 h after dark 1.108208 0.590326 1.62609 12 h after dark 1.433025 1.25312 1.61293