condition	mean	min	max
4 h after light	3.33933	2.84487	3.83379
8 h after light	4.146955	3.60261	4.6913
12 h after light	5.032555	4.82796	5.23715
4 h after dark	5.9742033333333335	5.49667	6.31256
8 h after dark	5.991623333333333	5.23163	6.8658
12 h after dark	4.362533333333333	4.28103	4.48243