condition	mean	min	max
4 h after light	2.23289	2.20042	2.26536
8 h after light	3.89352	3.4276	4.35944
12 h after light	3.81813	3.45254	4.18372
4 h after dark	4.367823333333334	3.35202	5.57156
8 h after dark	2.26973	1.99023	2.58967
12 h after dark	2.631396666666667	2.36368	3.09679