4. The fund is made up of(1) the sums paid into it by the Minister of Revenue under section 6;
(2) the sums paid into it by a minister out of the appropriations granted for that purpose by Parliament;
(3) the gifts, legacies and other contributions paid into it to further the achievement of the purpose of the fund;
(4) the sums paid into it by the Minister of Finance under sections 7 and 8; and
(5) the interest earned on bank balances in proportion to the sums referred to in paragraphs 1 and 3.