condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.08219433333333333 0.0 0.246583 9 h after light 0.2609086666666667 0.0 0.55525 12 h after light 0.17069475 0.0 0.447573 3 h after dark 0.09610766666666666 0.0 0.288323 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