| Percent | Period |
|---|---|
| 4 | Jan. 1, 1937 through December 1946. |
| 7 | Jan. 1, 1947 through December 1958. |
| 7.5 | Jan. 1, 1959 through December 1961. |
| 8 | Jan. 1, 1962 through December 1965. |
| 8.1 | Jan. 1, 1966 through December 1966. |
| 8.65 | Jan. 1, 1967 through December 1967. |
| 8.8 | Jan. 1, 1968 through December 1968. |
| 9.45 | Jan. 1, 1969 through December 1970. |
| 9.85 | Jan. 1, 1971 through December 1972. |
| 10.1 | Jan. 1, 1973 through September 1973. |
| 5.35 | Oct. 1, 1973 through December 1973. |
| 5.45 | Jan. 1, 1974 through December 1974. |
| Compensation per Month | Period |
|---|---|
| $300 | Jan. 1, 1937 through June 1954. |
| $350 | July 1, 1954 through May 1959. |
| $400 | June 1, 1959 through October 1963. |
| $450 | Nov. 1, 1963 through December 1965. |
| $550 | Jan. 1, 1966 through December 1967. |
| $650 | Jan. 1, 1968 through December 1971. |
| $750 | Jan. 1, 1972 through December 1972. |
| $900 | Jan. 1, 1973 through December 1973. |
| $1,100 | Jan. 1, 1974 through December 1974. |