condition	mean	min	max
4 h after light	9.179405	8.78967	9.56914
8 h after light	10.5456	10.4111	10.6801
12 h after light	12.62815	12.5529	12.7034
4 h after dark	16.98035	16.9355	17.0252
8 h after dark	13.836300000000001	13.3902	14.2824
12 h after dark	12.1511	11.5727	12.7295