condition	mean	min	max
4 h after light	2.2040800000000003	1.66044	2.74772
8 h after light	3.487595	3.11025	3.86494
12 h after light	2.982845	2.86721	3.09848
4 h after dark	3.945343333333333	3.86248	4.09587
8 h after dark	3.0520533333333333	2.56771	3.46338
12 h after dark	2.35018	2.22337	2.58642