condition	mean	min	max
4 h after light	6.50089	5.56626	7.43552
8 h after light	5.317945	5.29534	5.34055
12 h after light	5.37998	5.31383	5.44613
4 h after dark	7.90315	7.49887	8.30743
8 h after dark	8.266774999999999	8.20738	8.32617
12 h after dark	7.3151399999999995	7.11063	7.51965