condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.03549 0.0 0.10647 9 h after light 0.11987333333333333 0.0 0.35962 12 h after light 0.14962475 0.0 0.501872 3 h after dark 0.093694 0.0 0.156596 6 h after dark 0.15460300000000002 0.0 0.35626 9 h after dark 0.030484733333333333 0.0 0.0914542 12 h after dark 0.0 0.0 0.0