condition	mean	min	max
4 h after light	8.413295	7.93768	8.88891
8 h after light	5.391855	5.05031	5.7334
12 h after light	4.85959	4.79977	4.91941
4 h after dark	7.772633333333333	7.56027	7.98722
8 h after dark	10.550600000000001	9.8109	11.2521
12 h after dark	9.12802	8.82046	9.73716