condition	mean	min	max
0 h after light	3.25514	2.35065	4.15963
4 h after light	4.115425	4.10117	4.12968
8 h after light	2.939945	2.71426	3.16563
4 h after dark	4.356275	4.08529	4.62726
8 h after dark	3.952875	3.28381	4.62194
12 h after dark	4.15974	4.04753	4.27195