condition	mean	min	max
4 h after light	12.350449999999999	12.1824	12.5185
8 h after light	15.993949999999998	14.3121	17.6758
12 h after light	21.5313	20.7853	22.2773
4 h after dark	29.625700000000002	28.9006	30.3508
8 h after dark	34.01335	32.6895	35.3372
12 h after dark	24.72565	24.2133	25.238