condition	mean	min	max
4 h after light	38.3105675	34.153195	42.46794
8 h after light	39.5805015	38.877908	40.283095
12 h after light	45.9594825	39.170438	52.748527
4 h after dark	41.7523635	38.085226	45.419501
8 h after dark	38.912358	38.654278	39.170438
12 h after dark	38.514988	38.514988	38.514988