condition mean min max 1 h after light 7.87846478 7.87846478 7.87846478 3 h after light 6.234980157999999 5.595306422999999 6.874653893 5 h after light 9.069337986499999 8.915694337 9.222981636 7 h after light 12.459207070000001 11.72769577 13.19071837 9 h after light 11.16737255 11.05502471 11.27972039 11 h after light 12.979803020000002 10.239582400000002 15.72002364 1 h after dark 18.274040915 15.79057244 20.75750939 3 h after dark 19.81081982 16.08974427 23.53189537 5 h after dark 16.558437304999998 13.58933677 19.52753784 7 h after dark 19.68348797 18.98684181 20.38013413 9 h after dark 17.90124809 17.53655524 18.26594094 11 h after dark 21.06984092 16.64239246 25.49728938