condition	mean	min	max
2 h after light	6.830511666666666	5.78246	8.58199
6 h after light	4.018075	2.51405	6.32925
10 h after light	5.136726666666666	2.72711	9.36254
14 h after light	5.540173333333334	2.65808	8.90556
18 h after light	5.065565	3.95684	6.52696
2 h after dark	9.538295	7.25025	11.4835