condition	mean	min	max
0 h after light	4.249895	4.02658	4.47321
4 h after light	3.86721	2.97253	4.76189
8 h after light	15.656400000000001	15.3102	16.0026
4 h after dark	12.38795	10.1317	14.6442
8 h after dark	7.918944999999999	7.78954	8.04835
12 h after dark	5.236225	3.94927	6.52318