condition	mean	min	max
4 h after light	11.020705	9.75361	12.2878
8 h after light	6.483079999999999	5.59859	7.36757
12 h after light	5.192545	5.12423	5.26086
4 h after dark	16.4025	15.4769	17.5123
8 h after dark	25.330366666666666	23.9637	27.6081
12 h after dark	28.866233333333334	27.6533	30.0173