condition	mean	min	max
4 h after light	3.98081	2.67451	5.28711
8 h after light	5.14905	5.12354	5.17456
12 h after light	3.548385	2.99352	4.10325
4 h after dark	3.5623449999999997	2.91063	4.21406
8 h after dark	2.1251499999999997	2.04865	2.20165
12 h after dark	3.0402500000000003	2.6541	3.4264