condition mean min max 4 h after light 175.8744565 132.866719 218.882194 8 h after light 162.664378 152.481315 172.847441 12 h after light 207.88590299999998 177.001288 238.770518 4 h after dark 162.6899495 156.503533 168.876366 8 h after dark 140.127767 116.715785 163.539749 12 h after dark 203.01368 203.01368 203.01368