condition	mean	min	max
4 h after light	2.07058	1.35417	2.82418
8 h after light	1.7361146666666667	0.333074	3.27909
12 h after light	1.442987	0.845441	1.95701
4 h after dark	2.24362	1.50515	2.83304
8 h after dark	1.461426	0.730658	2.06866
12 h after dark	1.99797	1.72256	2.52066