A tribunal of this State shall credit amounts collected for a particular period pursuant to any child-support order against the amounts owed for the same period under any other child-support order for support of the same child issued by a tribunal of this State, another state, or a foreign country.
69 Del. Laws, c. 238, § 1; 75 Del. Laws, c. 64, § 1; 80 Del. Laws, c. 60, § 2.