condition	mean	min	max
4 h after light	0.9711350000000001	0.88294	1.05933
8 h after light	1.623965	1.13291	2.11502
12 h after light	3.999765	3.60585	4.39368
4 h after dark	6.178990000000001	5.68813	6.66985
8 h after dark	7.06738	6.91728	7.21748
12 h after dark	2.608025	1.98884	3.22721