condition mean min max 0 h after light 0.62193 0.498076 0.745784 4 h after light 0.8722 0.857852 0.886548 8 h after light 0.556933 0.253054 0.860812 4 h after dark 0.550306 0.490233 0.610379 8 h after dark 0.554489 0.244835 0.864143 12 h after dark 0.49246599999999996 0.36428 0.620652