condition mean min max 0 h after light 1.695195 1.63802 1.75237 2 h after light 3.040765 2.7293 3.35223 4 h after light 1.2377215 0.642203 1.83324 8 h after light 1.44292 1.19583 1.69001 12 h after light 1.99874 1.28335 2.71413 2 h after dark 2.3065300000000004 2.2423 2.37076 4 h after dark 1.52108 1.21298 1.82918 8 h after dark 1.53823 1.09413 1.98233 12 h after dark 1.735085 1.3093 2.16087