condition	mean	min	max
4 h after light	9.966126666666666	9.88217	10.083219999999999
8 h after light	9.78687	9.51251	10.15316
12 h after light	9.671443333333333	9.45279	9.932039999999999
4 h after dark	9.05658	8.90046	9.28912
8 h after dark	8.93388	8.60875	9.31012
12 h after dark	8.89318	8.672889999999999	9.06696