condition	mean	min	max
0 h after light	3.7179900000000004	2.96717	4.46881
4 h after light	3.307255	3.27889	3.33562
8 h after light	2.68027	2.32739	3.03315
4 h after dark	4.19388	3.77653	4.61123
8 h after dark	3.904335	3.56098	4.24769
12 h after dark	3.4965200000000003	2.89348	4.09956