condition	mean	min	max
4 h after light	3.7483299999999997	1.32904	5.3007
8 h after light	3.169908	0.954194	5.06346
12 h after light	3.20186	2.04758	4.23112
4 h after dark	6.5904533333333335	4.82307	8.0217
8 h after dark	4.80682	2.72525	6.0053
12 h after dark	3.9343366666666664	3.16361	5.20782