condition	mean	min	max
4 h after light	9.339455	8.35461	10.3243
8 h after light	8.028705	5.88781	10.1696
12 h after light	11.86145	6.1177	17.6052
4 h after dark	12.596565	9.76193	15.4312
8 h after dark	9.40007	7.77644	11.0237
12 h after dark	10.82001	8.89452	12.7455