condition mean min max 4 h after light 449.2621905 424.061555 474.462826 8 h after light 179.5795865 121.764577 237.394596 12 h after light 132.498036 79.610169 185.385903 4 h after dark 30.379445 23.557794 37.201096 8 h after dark 31.2297215 23.298938 39.160505 12 h after dark 568.616672 568.616672 568.616672