condition	mean	min	max
4 h after light	1.7734476666666668	0.835233	2.48992
8 h after light	2.29616	0.76562	3.89457
12 h after light	2.31504	1.39925	3.55614
4 h after dark	3.73279	3.11287	4.30345
8 h after dark	2.52487	1.80546	2.89687
12 h after dark	3.0927966666666666	2.4471	3.71687