condition mean min max 4 h after light 163.17050999999998 160.002727 166.338293 8 h after light 182.38590299999998 169.693595 195.078211 12 h after light 213.14187700000002 202.820928 223.462826 4 h after dark 202.6472545 200.280138 205.014371 8 h after dark 175.9156215 168.906879 182.924364 12 h after dark 153.232057 153.232057 153.232057