condition mean min max 1 h after light 6.518047622000001 6.311056182000001 6.7250390620000005 3 h after light 8.132623239 7.009438005 8.819868655 5 h after light 7.399978924666667 6.271588051 7.965174423 7 h after light 7.712734494666667 7.54023831 7.973187457000001 9 h after light 8.639019769999999 7.873250542999999 9.189902645 11 h after light 7.852523120666667 6.693300206 9.493292392 13 h after light 9.159404116 7.884926434 10.65029324 15 h after light 7.850420595 7.007934681 9.271494295 1 h after dark 9.239432797333334 8.845542288999999 9.627114007000001 3 h after dark 8.843535812666667 7.9908354710000005 10.30668237 5 h after dark 10.029419743666667 9.864302384 10.25616675 7 h after dark 7.53535764 6.6146627229999995 8.063136397000001