condition	mean	min	max
4 h after light	21.2956	16.6967	25.8945
8 h after light	15.7405	15.6818	15.7992
12 h after light	12.9519	12.3591	13.5447
4 h after dark	24.738799999999998	21.9544	27.5232
8 h after dark	23.18525	21.3503	25.0202
12 h after dark	22.702849999999998	21.7261	23.6796