condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.43141199999999996 0.0 0.704019 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.50314 0.0 1.50942 6 h after dark 0.385 0.0 1.155 9 h after dark 0.0 0.0 0.0 12 h after dark 0.8368106666666666 0.0 1.60458