condition	mean	min	max
0 h after light	36.09175	35.7315	36.452
4 h after light	12.13815	11.1829	13.0934
8 h after light	8.856345	8.30257	9.41012
4 h after dark	23.0018	22.3435	23.6601
8 h after dark	26.19865	25.57	26.8273
12 h after dark	28.759099999999997	22.0966	35.4216