condition mean min max 0 h after light 4.36023 3.50746 5.213 2 h after light 2.44234 1.95835 2.92633 4 h after light 1.9863 0.0 3.9726 8 h after light 1.3420825 0.672955 2.01121 12 h after light 4.566755 3.92677 5.20674 2 h after dark 7.08899 4.696 9.48198 4 h after dark 4.786465 3.72307 5.84986 8 h after dark 4.6726 4.39757 4.94763 12 h after dark 3.103465 1.33791 4.86902