condition	mean	min	max
3 h after light	8.112463333333332	7.05429	9.78193
6 h after light	7.49897	5.80035	8.37184
9 h after light	8.115943333333334	7.46385	8.63175
12 h after light	10.741525	10.0362	11.2496
3 h after dark	15.4595	14.0855	17.5839
6 h after dark	13.949	11.7834	15.8036
9 h after dark	12.246966666666667	10.9364	14.1871
12 h after dark	10.085090000000001	9.03598	11.1342