condition	mean	min	max
4 h after light	15.6832	14.4819	16.8845
8 h after light	7.348635	7.077	7.62027
12 h after light	2.8390250000000004	2.47982	3.19823
4 h after dark	3.7797366666666665	2.7277	5.23637
8 h after dark	5.37733	4.15603	6.59955
12 h after dark	7.723096666666667	5.54776	9.32594