condition mean min max 4 h after light 103.4102115 99.239042 107.581381 8 h after light 142.7848935 132.847441 152.722346 12 h after light 162.749965 149.926924 175.573006 4 h after dark 179.126183 165.983702 192.268664 8 h after dark 182.1615445 159.700712 204.622377 12 h after dark 127.598907 127.598907 127.598907