condition	mean	min	max
0 h after light	5.227145	4.02529	6.429
4 h after light	3.24883	1.58466	4.913
8 h after light	3.20323	1.63608	4.77038
4 h after dark	5.14268	3.94631	6.33905
8 h after dark	5.959375	5.58699	6.33176
12 h after dark	5.54789	4.81527	6.28051