condition	mean	min	max
4 h after light	1.0861325	0.869675	1.30259
8 h after light	1.3487399999999998	1.32083	1.37665
12 h after light	1.765835	1.72477	1.8069
4 h after dark	2.0605666666666664	1.93652	2.22135
8 h after dark	2.2403166666666667	2.05912	2.35353
12 h after dark	1.51225	1.45565	1.61408