condition mean min max 4 h after light 94.951433 93.907913 95.994953 8 h after light 81.334176 64.629228 98.039124 12 h after light 91.088602 86.627653 95.549551 4 h after dark 105.64153250000001 98.039124 113.243941 8 h after dark 137.192711 119.691827 154.693595 12 h after dark 71.405687 71.405687 71.405687