condition	mean	min	max
4 h after light	76.89575	62.3586	91.4329
8 h after light	67.29895	64.114	70.4839
12 h after light	56.28135	53.7755	58.7872
4 h after dark	76.45493333333333	70.2312	81.2808
8 h after dark	106.67066666666666	103.195	111.619
12 h after dark	76.15536666666667	64.7677	91.0909