condition	mean	min	max
4 h after light	8.809305	8.56851	9.0501
8 h after light	9.420815000000001	9.00024	9.84139
12 h after light	8.828045	8.39446	9.26163
4 h after dark	10.345146666666666	8.48464	11.426
8 h after dark	7.451876666666667	5.93125	9.03904
12 h after dark	8.496663333333332	7.4711	9.14293