condition	mean	min	max
4 h after light	2.33535	2.31781	2.35289
8 h after light	2.28819	2.10507	2.47131
12 h after light	2.3371399999999998	2.00254	2.67174
4 h after dark	2.37451	1.36899	3.02398
8 h after dark	4.48934	4.05507	4.93914
12 h after dark	3.6875533333333332	3.06293	4.06478