condition	mean	min	max
0 h after light	10.003195	9.98289	10.0235
4 h after light	5.310655	5.2761	5.34521
8 h after light	3.06593	2.94208	3.18978
4 h after dark	11.22067	9.72654	12.7148
8 h after dark	12.08835	10.8704	13.3063
12 h after dark	8.953165	8.38169	9.52464