5EThe remaining members of the committee shall be appointed or elected in such manner as the diocesan synod may determine, but so as to secure that not less than one-half of all the members of the committee shall be elected and that the number of members who are of the clergy and the number thereof who are of the laity shall, as nearly as may be, be the same, and not more than one-third shall be ex officio members appointed under paragraph 3.