condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.046578166666666664 0.0 0.152865 10 h after light 0.0 0.0 0.0 14 h after light 0.0 0.0 0.0 18 h after light 0.029267333333333336 0.0 0.175604 2 h after dark 0.0 0.0 0.0