condition mean min max 3 h after light 0.019541966666666667 0.0 0.0586259 6 h after light 0.15011433333333332 0.108028 0.226127 9 h after light 0.436853 0.33946 0.625817 12 h after light 0.54262605 0.0355302 0.82089 3 h after dark 0.768999 0.70508 0.881307 6 h after dark 0.13234083333333332 0.0761395 0.189162 9 h after dark 0.1402683 0.0802639 0.226609 12 h after dark 0.06062935 0.0339794 0.0872793