condition mean min max 4 h after light 0.24633486666666668 0.0563496 0.425677 8 h after light 0.1547303 0.0247745 0.372226 12 h after light 0.274493 0.112765 0.358787 4 h after dark 0.22210066666666667 0.155365 0.326573 8 h after dark 0.31559 0.242279 0.435724 12 h after dark 0.238428 0.162885 0.38211