condition mean min max 1 h after light 4.392659416 4.136974617 4.648344215 3 h after light 4.849535753666666 4.236725817 5.988936722999999 5 h after light 8.286929701 4.532719555 12.14516582 7 h after light 8.765889856 8.641014473 8.982028546 9 h after light 8.071441953666668 7.27716815 9.0026879 11 h after light 8.819333380666666 8.172334996 9.175120671 1 h after dark 9.672403766333334 7.534818657000001 11.83150027 3 h after dark 8.693546518666667 7.185636861 11.24746364 5 h after dark 7.282855726 6.249683404 7.877067093 7 h after dark 6.835847367333333 4.754975235 8.859718102999999 9 h after dark 7.121369160333334 4.827482821 9.924928735 11 h after dark 7.496873595 6.328299157000001 8.518937717