condition	mean	min	max
4 h after light	14.78795	14.4	15.1759
8 h after light	7.793005	7.71245	7.87356
12 h after light	5.08554	4.90492	5.26616
4 h after dark	5.354223333333334	5.11018	5.62976
8 h after dark	9.273133333333332	8.01743	10.9706
12 h after dark	14.169233333333334	13.945	14.502