condition	mean	min	max
4 h after light	9.89754	8.74078	11.0543
8 h after light	5.007905	4.14275	5.87306
12 h after light	3.85962	3.56557	4.15367
4 h after dark	2.1753033333333334	1.59872	2.46517
8 h after dark	8.216303333333334	7.35125	8.99873
12 h after dark	6.975056666666666	5.87711	8.62412