condition	mean	min	max
4 h after light	2.146055	1.54877	2.74334
8 h after light	2.080315	2.05295	2.10768
12 h after light	3.0506900000000003	2.73159	3.36979
4 h after dark	3.170895	2.94644	3.39535
8 h after dark	2.580435	2.2755	2.88537
12 h after dark	3.175725	2.98697	3.36448