condition	mean	min	max
3 h after light	3.725163333333333	2.61238	4.67436
6 h after light	15.46521	9.42013	20.4622
9 h after light	19.071933333333334	18.1485	20.3827
12 h after light	11.51603	8.28379	15.0885
3 h after dark	6.13238	5.02309	6.7652
6 h after dark	3.7629	3.15025	4.54921
9 h after dark	2.76977	2.41874	3.1893
12 h after dark	1.98925	1.38411	2.61515