condition	mean	min	max
4 h after light	16017.8	16017.8	16017.8
8 h after light	16823.75	16576.5	17071.0
12 h after light	14966.35	13788.5	16144.2
4 h after dark	15853.2	14401.7	17304.7
8 h after dark	16431.5	16047.0	16816.0
12 h after dark	15949.1	15897.5	16000.7