condition	mean	min	max
4 h after light	8162.2	8162.2	8162.2
8 h after light	9145.55	9035.3	9255.8
12 h after light	8312.7	7146.4	9479.0
4 h after dark	7835.2	7481.7	8188.7
8 h after dark	6232.45	5520.4	6944.5
12 h after dark	4986.9	4802.5	5171.3