condition	mean	min	max
4 h after light	3.3463849999999997	2.55379	4.13898
8 h after light	2.141025	2.12021	2.16184
12 h after light	2.14817	2.04066	2.25568
4 h after dark	3.6109999999999998	3.11532	4.10668
8 h after dark	3.2206200000000003	3.219	3.22224
12 h after dark	3.75309	3.60389	3.90229