condition mean min max 1 h after light 3.6248328565 3.021720124 4.227945589 3 h after light 7.319694330666667 6.897436132999999 7.858928957000001 5 h after light 6.879515478 5.337721038 7.92554598 7 h after light 5.952448336 4.323423523 7.998493744 9 h after light 8.769762518 7.264623601 10.75063696 11 h after light 9.114596719666666 6.82401058 10.63821211 13 h after light 8.337585635 5.1431318280000005 10.11992106 15 h after light 8.552818538 6.712004617000001 9.56654588 1 h after dark 9.326468781 8.120783442 10.93660358 3 h after dark 13.219977915 9.484062455 15.42649285 5 h after dark 14.844849510000001 12.9360093 17.22609771 7 h after dark 16.676656366666666 15.77272976 17.45458081