condition	mean	min	max
0 h after light	9.87814	9.41338	10.3429
4 h after light	10.674714999999999	9.76053	11.5889
8 h after light	16.438049999999997	16.1391	16.737
4 h after dark	23.5262	23.2184	23.834
8 h after dark	15.69315	14.8067	16.5796
12 h after dark	9.282855000000001	7.99131	10.5744