condition	mean	min	max
4 h after light	9698.5	9698.5	9698.5
8 h after light	9588.95	9443.9	9734.0
12 h after light	8253.650000000001	8186.6	8320.7
4 h after dark	7778.6	7600.3	7956.9
8 h after dark	7431.8	7019.1	7844.5
12 h after dark	7753.5	6906.1	8600.9