CREATE TABLE table_16175217_1 (country VARCHAR2, children_per_donor VARCHAR2, donor_payment VARCHAR2)

What is the country where there are 8 children per donor and no data for donor payments?
SELECT country FROM table_16175217_1 WHERE children_per_donor = "8 children" AND donor_payment = "no data"
SELECT "country" FROM "table_16175217_1" WHERE "8 children" = "children_per_donor" AND "donor_payment" = "no data"