condition mean min max 3 h after light 41.69153333333333 39.0368 46.0199 6 h after light 20.261599999999998 17.1105 23.092 9 h after light 13.915433333333334 13.3975 14.8716 12 h after light 20.4385075 5.73143 55.0914 3 h after dark 10.824576666666665 9.91823 11.9851 6 h after dark 15.959266666666666 15.3729 16.5575 9 h after dark 38.2375 33.1233 43.0317 12 h after dark 60.8619 59.3788 62.345