condition	mean	min	max
4 h after light	3.12891	1.70564	4.4837
8 h after light	2.217135	0.722105	3.7836
12 h after light	3.12535	1.88367	4.12184
4 h after dark	4.210956666666667	3.51471	4.6002
8 h after dark	3.967353333333333	2.22121	5.40065
12 h after dark	4.62712	4.56678	4.66165