condition	mean	min	max
4 h after light	10.2281265	9.525133	10.93112
8 h after light	10.027794499999999	8.343491	11.712098
12 h after light	8.5130795	8.261258	8.764901
4 h after dark	9.563690000000001	9.500135	9.627245
8 h after dark	9.317146000000001	9.000887	9.633405
12 h after dark	9.477995	9.477995	9.477995