condition	mean	min	max
4 h after light	29.77275	25.6894	33.8561
8 h after light	20.5475	18.9088	22.1862
12 h after light	29.23695	29.0669	29.407
4 h after dark	40.748000000000005	38.0045	43.4915
8 h after dark	33.517849999999996	32.7251	34.3106
12 h after dark	30.11385	29.1049	31.1228