condition	mean	min	max
0 h after light	2.88301	2.48735	3.27867
4 h after light	2.297635	2.19424	2.40103
8 h after light	2.42604	2.13219	2.71989
4 h after dark	8.82225	7.6158	10.0287
8 h after dark	7.38233	6.83346	7.9312
12 h after dark	2.59908	1.40678	3.79138