condition	mean	min	max
4 h after light	5.032475	4.53205	5.5329
8 h after light	9.84287	8.48414	11.2016
12 h after light	13.2241	13.1911	13.2571
4 h after dark	12.17615	11.8592	12.4931
8 h after dark	9.36078	8.61436	10.1072
12 h after dark	8.03251	7.95406	8.11096