condition mean min max 0 h after light 153.15699999999998 148.45 157.864 4 h after light 99.83715 82.7023 116.972 8 h after light 177.0995 170.958 183.241 4 h after dark 191.58999999999997 181.771 201.409 8 h after dark 170.375 168.806 171.944 12 h after dark 129.236 126.107 132.365