condition mean min max 4 h after light 96.7885865 96.191257 97.385916 8 h after light 106.514947 102.15956 110.870334 12 h after light 108.9798055 100.001294 117.958317 4 h after dark 126.597783 121.145532 132.050034 8 h after dark 131.282431 109.547178 153.017684 12 h after dark 97.45115 97.45115 97.45115