condition mean min max 4 h after light 105.222489 79.348696 131.096282 8 h after light 133.1126445 127.232057 138.993232 12 h after light 83.76272 45.592119 121.933321 4 h after dark 52.967231999999996 50.697223 55.237241 8 h after dark 41.304109999999994 34.249069 48.359151 12 h after dark 17.831629 17.831629 17.831629