condition mean min max 2 h after light 1.087795 0.631305 1.32301 6 h after light 0.7625306666666667 0.629848 0.946909 10 h after light 0.788043 0.335596 1.52664 2 h after dark 0.378698 0.0 0.786782 6 h after dark 1.1227123333333333 0.328749 2.0601 10 h after dark 0.479257 0.299528 0.623346