condition	mean	min	max
4 h after light	11.86675	11.4796	12.2539
8 h after light	10.42195	10.3115	10.5324
12 h after light	9.18336	8.95702	9.4097
4 h after dark	11.53125	11.1842	11.8783
8 h after dark	12.65145	12.5597	12.7432
12 h after dark	12.86235	12.827	12.8977