condition	mean	min	max
4 h after light	81.76945	77.0569	86.482
8 h after light	44.58055	43.6286	45.5325
12 h after light	60.880449999999996	60.7029	61.058
4 h after dark	111.994	108.573	113.807
8 h after dark	127.849	118.875	132.589
12 h after dark	111.85533333333333	105.029	117.365