condition	mean	min	max
4 h after light	12810.8	12810.8	12810.8
8 h after light	10991.55	10724.8	11258.3
12 h after light	10880.5	9934.5	11826.5
4 h after dark	10484.2	9635.3	11333.1
8 h after dark	9537.35	9309.7	9765.0
12 h after dark	9083.35	8643.5	9523.2