condition mean min max 2 h after light 0.224925 0.0 0.757584 6 h after light 1.250375 0.0 2.9113 10 h after light 0.9244933333333334 0.0 2.11688 14 h after light 0.973767 0.211617 2.41763 18 h after light 1.152251 0.0 3.806 2 h after dark 0.145877 0.0 0.244902