condition	mean	min	max
0 h after light	4.202085	4.09829	4.30588
4 h after light	3.67302	2.66094	4.6851
8 h after light	0.745987	0.305254	1.18672
4 h after dark	2.066845	1.47258	2.66111
8 h after dark	7.95979	7.58038	8.3392
12 h after dark	5.711515	4.39226	7.03077