condition	mean	min	max
4 h after light	7.94106	6.42234	9.45978
8 h after light	5.254815000000001	4.86225	5.64738
12 h after light	6.713525000000001	5.91192	7.51513
4 h after dark	9.534075	8.51825	10.5499
8 h after dark	11.22565	11.1223	11.329
12 h after dark	11.35355	11.2596	11.4475