condition mean min max 4 h after light 0.0788835 0.0 0.157767 8 h after light 0.1078095 0.0 0.215619 12 h after light 0.118644 0.111653 0.125635 4 h after dark 0.0 0.0 0.0 8 h after dark 0.5259663333333333 0.0 0.841587 12 h after dark 0.4903873333333333 0.161633 1.09309