condition mean min max 3 h after light 2.06686 1.48926 2.61553 6 h after light 1.8691133333333334 1.29659 2.87015 9 h after light 5.10531 3.59538 6.7999 12 h after light 8.7710525 1.33266 12.3931 3 h after dark 4.69944 4.19508 5.20245 6 h after dark 1.9559499999999999 1.409 2.67093 9 h after dark 0.954927 0.79727 1.15014 12 h after dark 0.5014735 0.444765 0.558182