condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.055005 0.0 0.165015 12 h after light 0.047702999999999995 0.0 0.143109 3 h after dark 0.0 0.0 0.0 6 h after dark 0.048633 0.0 0.145899 9 h after dark 0.0 0.0 0.0 12 h after dark 0.05667833333333333 0.0 0.170035