condition	mean	min	max
4 h after light	13.328280000000001	7.11286	19.5437
8 h after light	14.53145	14.0088	15.0541
12 h after light	20.071495	9.97049	30.1725
4 h after dark	11.2396	10.3572	12.122
8 h after dark	10.9192	10.7247	11.1137
12 h after dark	12.7758	11.5349	14.0167