condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.024970766666666668 0.0 0.0749123 12 h after light 0.20645866666666668 0.0 0.619376 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