condition mean min max 4 h after light 0.308609 0.272759 0.344459 8 h after light 0.393011 0.220989 0.565033 12 h after light 0.8557275 0.539795 1.17166 4 h after dark 1.52324 1.45831 1.58817 8 h after dark 0.8185545000000001 0.809585 0.827524 12 h after dark 0.6731935 0.605755 0.740632