condition	mean	min	max
4 h after light	8.19112	6.27074	10.1115
8 h after light	8.219785	4.09617	12.3434
12 h after light	16.437150000000003	11.6128	21.2615
4 h after dark	12.65815	12.1985	13.1178
8 h after dark	8.452465	8.21715	8.68778
12 h after dark	7.493065	6.35705	8.62908