condition	mean	min	max
4 h after light	8.934208	8.748069	9.120347
8 h after light	8.748069	8.748069	8.748069
12 h after light	8.570416999999999	8.392765	8.748069
4 h after dark	8.9866995	8.757881	9.215518
8 h after dark	8.59922	7.337383	9.861057
12 h after dark	9.617939	9.617939	9.617939