condition	mean	min	max
4 h after light	25.1963	21.7881	28.6045
8 h after light	19.520049999999998	19.089	19.9511
12 h after light	19.10255	17.1106	21.0945
4 h after dark	22.698633333333333	22.3507	22.8781
8 h after dark	28.996	27.5193	30.1524
12 h after dark	26.336199999999998	24.0627	27.9592