condition	mean	min	max
4 h after light	3.82301	2.38855	5.60921
8 h after light	4.42826	1.30947	6.69381
12 h after light	4.7209699999999994	2.90739	6.29963
4 h after dark	8.494666666666667	6.99649	11.4761
8 h after dark	9.851386666666667	6.80036	11.8641
12 h after dark	6.1081199999999995	5.95807	6.31542