condition mean min max 4 h after light 288.713247 276.011713 301.414781 8 h after light 266.6675095 198.837427 334.497592 12 h after light 154.02749699999998 148.862937 159.192057 4 h after dark 198.6410555 137.251379 260.030732 8 h after dark 166.8044735 163.001288 170.607659 12 h after dark 224.395287 224.395287 224.395287