condition mean min max 3 h after light 0.6526865833333333 0.215474 1.65488 7 h after light 0.52213 0.147785 0.945482 11 h after light 0.28787640833333333 0.0567679 0.565769 2 h after dark 0.43274775 0.11331 0.828883 6 h after dark 0.426735125 0.076926 1.23765 10 h after dark 0.42353646666666667 0.0919806 1.20578