condition	mean	min	max
4 h after light	8565.4	8565.4	8565.4
8 h after light	7979.5	7600.8	8358.2
12 h after light	6649.4	5784.2	7514.6
4 h after dark	4318.1	2600.8	6035.4
8 h after dark	4485.75	3959.2	5012.3
12 h after dark	4841.8	4748.6	4935.0