condition mean min max 4 h after light 108.462827 105.308982 111.616672 8 h after light 113.287485 105.98912 120.58585 12 h after light 104.6854585 100.829619 108.541298 4 h after dark 148.3535055 124.021834 172.685177 8 h after dark 182.934487 154.918182 210.950792 12 h after dark 134.717153 134.717153 134.717153