condition mean min max 2 h after light 0.0341545 0.0 0.204927 6 h after light 0.03528233333333333 0.0 0.211694 10 h after light 0.0 0.0 0.0 14 h after light 0.0 0.0 0.0 18 h after light 0.025594166666666668 0.0 0.153565 2 h after dark 0.0 0.0 0.0