condition	mean	min	max
0 h after light	6.619835	5.95797	7.2817
4 h after light	10.628215	7.89353	13.3629
8 h after light	5.055615	4.6393	5.47193
4 h after dark	8.949465	8.05018	9.84875
8 h after dark	9.02586	7.95142	10.1003
12 h after dark	9.757560000000002	8.52832	10.9868