condition mean min max 1 h after light 5.418269965 4.221036549 6.615503381 3 h after light 8.551618692333333 6.01273545 11.51387049 5 h after light 6.053108003 4.655890169 8.064037139 7 h after light 7.650241903666666 5.1935308319999995 9.649593119 9 h after light 9.327894785666667 7.831280205 11.93056708 11 h after light 8.923521175333333 7.692027492999999 10.14171733 1 h after dark 9.417893800333333 8.489682495 9.98664735 3 h after dark 8.292680742 6.328493326 9.47594451 5 h after dark 7.334680983 5.559217705 8.268830819 7 h after dark 8.117280315666667 7.320871032 8.802514128 9 h after dark 8.332668980333334 7.216025661000001 9.381892809 11 h after dark 6.20621502 4.211906824 7.60076354