condition	mean	min	max
4 h after light	3.030501666666667	2.908826	3.1857860000000002
8 h after light	2.168642	1.553916	2.576078
12 h after light	1.471059	1.413023	1.573245
16 h after light	3.039236333333333	2.606782	3.5838099999999997
4 h after dark	2.454428666666667	2.2940169999999998	2.759042
8 h after dark	1.6332606666666667	1.599976	1.6683919999999999