condition mean min max 1 h after light 3.354300989 2.805882973 3.902719005 3 h after light 5.841049377333333 4.279614779 6.770554828 5 h after light 6.552762295333333 3.378924327 8.681318479 7 h after light 8.182610807 4.847474859 10.98205887 9 h after light 10.503040084 7.818118732 13.00144772 11 h after light 10.538481906666668 7.03726091 14.074156400000001 13 h after light 9.493208181666667 2.020516075 13.74496742 15 h after light 10.136234298333333 8.859846095 10.84343641 1 h after dark 8.999084385333333 8.005879747 9.597929875 3 h after dark 9.115672147666666 8.704551211 9.872955427 5 h after dark 8.96266085 7.609417237000001 10.048557 7 h after dark 9.991962635 9.561345031 10.73325716