condition mean min max 3 h after light 0.022989433333333333 0.0 0.0689683 6 h after light 0.015164733333333333 0.0 0.0454942 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0