condition	mean	min	max
4 h after light	10.320143333333334	10.20573	10.526869999999999
8 h after light	10.31483	10.28728	10.34884
12 h after light	10.37359	10.192789999999999	10.60201
4 h after dark	10.05587	9.8815	10.164719999999999
8 h after dark	9.806876666666668	9.638760000000001	9.92715
12 h after dark	9.822103333333333	9.6271	10.007719999999999