condition	mean	min	max
4 h after light	9.137008999999999	9.059109	9.214909
8 h after light	8.383575	7.61268	9.15447
12 h after light	8.6635375	8.55724	8.769835
4 h after dark	8.4597275	8.362215	8.55724
8 h after dark	8.0497215	7.284018	8.815425
12 h after dark	8.55724	8.55724	8.55724