condition mean min max 0 h after light 6.499575 5.64862 7.35053 2 h after light 4.847535 4.73084 4.96423 4 h after light 4.6024449999999995 4.33992 4.86497 8 h after light 5.316330000000001 4.78385 5.84881 12 h after light 7.63219 6.64626 8.61812 2 h after dark 8.190560000000001 7.89662 8.4845 4 h after dark 6.8738399999999995 6.18677 7.56091 8 h after dark 8.017925 7.34095 8.6949 12 h after dark 7.621550000000001 6.96745 8.27565