condition	mean	min	max
2 h after light	9.82449	6.02291	15.514
6 h after light	5.216445	2.46585	7.39545
10 h after light	7.243111666666667	1.7468	12.6222
14 h after light	7.508531666666667	1.28752	14.3754
18 h after light	5.810545	3.75276	7.89348
2 h after dark	4.938963333333334	1.31455	7.74493