condition	mean	min	max
4 h after light	9.624363333333333	7.59694	13.1643
8 h after light	1.4931286666666665	0.555866	2.09725
12 h after light	2.4240399999999998	1.27108	3.32528
4 h after dark	11.95641	7.98693	16.0006
8 h after dark	30.5617	25.7867	33.9952
12 h after dark	15.267653333333334	9.99076	22.2604