condition mean min max 3 h after light 0.863893 0.79989 0.983854 6 h after light 0.980694 0.568709 1.66184 9 h after light 1.3162533333333333 1.02107 1.77053 12 h after light 1.949366 0.596264 2.71482 3 h after dark 0.641082 0.462187 0.813965 6 h after dark 0.757741 0.529081 1.10526 9 h after dark 1.0447363333333333 0.836497 1.34698 12 h after dark 0.819364 0.640811 0.997917