condition mean min max 4 h after light 218.2555835 204.678835 231.832332 8 h after light 229.99848249999997 172.794797 287.202168 12 h after light 217.121254 202.625836 231.616672 4 h after dark 144.820023 130.933165 158.706881 8 h after dark 154.9656065 152.956839 156.974374 12 h after dark 406.984126 406.984126 406.984126