condition	mean	min	max
0 h after light	15.99485	15.6934	16.2963
4 h after light	7.44749	7.01684	7.87814
8 h after light	11.15475	10.965	11.3445
4 h after dark	14.72035	13.2687	16.172
8 h after dark	16.073549999999997	14.0824	18.0647
12 h after dark	13.62815	11.3494	15.9069