condition mean min max 3 h after light 0.019613933333333333 0.0 0.0588418 6 h after light 0.0 0.0 0.0 9 h after light 0.033518933333333334 0.0 0.0527513 12 h after light 0.0520293 0.0 0.109833 3 h after dark 0.08599613333333334 0.0 0.18177 6 h after dark 0.0892717 0.0 0.181116 9 h after dark 0.081894 0.0 0.156657 12 h after dark 0.0700825 0.0 0.140165