18 Dollars Adjusted for Inflation
| Year | Inflation Adjusted for 2026 |
| $18 in 1914 | $583 |
| $18 in 1915 | $578 |
| $18 in 1916 | $566 |
| $18 in 1917 | $503 |
| $18 in 1918 | $426 |
| $18 in 1919 | $354 |
| $18 in 1920 | $309 |
| $18 in 1921 | $301 |
| $18 in 1922 | $337 |
| $18 in 1923 | $345 |
| $18 in 1924 | $337 |
| $18 in 1925 | $337 |
| $18 in 1926 | $326 |
| $18 in 1927 | $330 |
| $18 in 1928 | $337 |
| $18 in 1929 | $341 |
| $18 in 1930 | $339 |
| $18 in 1931 | $362 |
| $18 in 1932 | $400 |
| $18 in 1933 | $445 |
| $18 in 1934 | $442 |
| $18 in 1935 | $435 |
| $18 in 1936 | $423 |
| $18 in 1937 | $417 |
| $18 in 1938 | $405 |
| $18 in 1939 | $417 |
| $18 in 1940 | $417 |
| $18 in 1941 | $414 |
| $18 in 1942 | $376 |
| $18 in 1943 | $345 |
| $18 in 1944 | $335 |
| $18 in 1945 | $328 |
| $18 in 1946 | $320 |
| $18 in 1947 | $271 |
| $18 in 1948 | $249 |
| $18 in 1949 | $242 |
| $18 in 1950 | $247 |
| $18 in 1951 | $233 |
| $18 in 1952 | $220 |
| $18 in 1953 | $218 |
| $18 in 1954 | $217 |
| $18 in 1955 | $218 |
| $18 in 1956 | $218 |
| $18 in 1957 | $211 |
| $18 in 1958 | $205 |
| $18 in 1959 | $202 |
| $18 in 1960 | $198 |
| $18 in 1961 | $196 |
| $18 in 1962 | $194 |
| $18 in 1963 | $192 |
| $18 in 1964 | $189 |
| $18 in 1965 | $187 |
| $18 in 1966 | $183 |
| $18 in 1967 | $177 |