condition mean min max 0 h after light 0.726177 0.483543 0.968811 4 h after light 1.356557 0.953494 1.75962 8 h after light 2.8434850000000003 2.73367 2.9533 4 h after dark 1.258715 0.67843 1.839 8 h after dark 1.058805 1.02909 1.08852 12 h after dark 1.224446 0.896802 1.55209