condition mean min max 4 h after light 139.6923875 75.761136 203.623639 8 h after light 228.4384675 197.778414 259.098521 12 h after light 144.3152185 58.346539 230.283898 4 h after dark 71.11705549999999 54.911084 87.323027 8 h after dark 43.6818465 43.563652 43.800041 12 h after dark 27.980467 27.980467 27.980467