condition	mean	min	max
4 h after light	2.4962750000000002	1.91687	3.07568
8 h after light	1.754635	1.63711	1.87216
12 h after light	2.5816600000000003	2.48765	2.67567
4 h after dark	3.222573333333333	2.96337	3.38604
8 h after dark	3.427713333333333	3.01565	3.82067
12 h after dark	1.9825633333333332	1.07445	2.88759