condition	mean	min	max
3 h after light	7.30471	6.46709	8.55213
6 h after light	5.874013333333333	4.66033	6.52663
9 h after light	4.19761	3.0531	5.79938
12 h after light	5.73318	3.80903	9.48835
3 h after dark	16.064233333333334	11.6142	19.7258
6 h after dark	9.323826666666667	8.79034	10.0854
9 h after dark	7.70142	7.33716	8.02803
12 h after dark	9.968430000000001	9.50026	10.4366