condition mean min max 4 h after light 110.13550000000001 106.542 113.729 8 h after light 518.0985000000001 509.063 527.134 12 h after light 795.0025 754.614 835.391 4 h after dark 218.47866666666667 213.286 221.928 8 h after dark 83.42396666666667 77.2399 88.4479 12 h after dark 83.6588 75.333 89.2816