condition	mean	min	max
4 h after light	9.6632695	9.469574	9.856965
8 h after light	8.853576499999999	8.503273	9.20388
12 h after light	9.151968499999999	8.639343	9.664594
4 h after dark	10.096365500000001	8.914985	11.277746
8 h after dark	10.064473	8.669061	11.459885
12 h after dark	8.849954	8.849954	8.849954