condition mean min max 3 h after light 1.249666 0.259863 2.50662 7 h after light 0.8352590833333333 0.142578 1.58647 11 h after light 0.66204725 0.241998 1.55581 2 h after dark 0.9753305833333333 0.193061 1.95806 6 h after dark 0.8865134166666666 0.233295 1.76721 10 h after dark 0.7275404166666667 0.091899 1.22496