| $18,000 in Year | Value in 2026 |
| $18,000 in 1914 | $583,297 |
| $18,000 in 1915 | $577,522 |
| $18,000 in 1916 | $566,308 |
| $18,000 in 1917 | $502,842 |
| $18,000 in 1918 | $425,764 |
| $18,000 in 1919 | $353,513 |
| $18,000 in 1920 | $308,623 |
| $18,000 in 1921 | $300,669 |
| $18,000 in 1922 | $337,166 |
| $18,000 in 1923 | $345,146 |
| $18,000 in 1924 | $337,166 |
| $18,000 in 1925 | $337,166 |
| $18,000 in 1926 | $325,864 |
| $18,000 in 1927 | $329,546 |
| $18,000 in 1928 | $337,166 |
| $18,000 in 1929 | $341,109 |
| $18,000 in 1930 | $339,126 |
| $18,000 in 1931 | $362,296 |
| $18,000 in 1932 | $399,519 |
| $18,000 in 1933 | $445,265 |
| $18,000 in 1934 | $441,892 |
| $18,000 in 1935 | $435,296 |
| $18,000 in 1936 | $422,679 |
| $18,000 in 1937 | $416,641 |
| $18,000 in 1938 | $405,068 |
| $18,000 in 1939 | $416,641 |
| $18,000 in 1940 | $416,641 |
| $18,000 in 1941 | $413,686 |
| $18,000 in 1942 | $376,321 |
| $18,000 in 1943 | $345,146 |
| $18,000 in 1944 | $335,228 |
| $18,000 in 1945 | $327,695 |
| $18,000 in 1946 | $320,493 |
| $18,000 in 1947 | $271,301 |
| $18,000 in 1948 | $249,272 |
| $18,000 in 1949 | $242,032 |
| $18,000 in 1950 | $247,160 |
| $18,000 in 1951 | $233,319 |
| $18,000 in Year | Value in 2026 |
| $18,000 in 1952 | $220,112 |
| $18,000 in 1953 | $218,463 |
| $18,000 in 1954 | $216,839 |
| $18,000 in 1955 | $218,463 |
| $18,000 in 1956 | $217,648 |
| $18,000 in 1957 | $211,340 |
| $18,000 in 1958 | $205,386 |
| $18,000 in 1959 | $201,833 |
| $18,000 in 1960 | $198,400 |
| $18,000 in 1961 | $195,737 |
| $18,000 in 1962 | $194,432 |
| $18,000 in 1963 | $191,874 |
| $18,000 in 1964 | $188,769 |
| $18,000 in 1965 | $186,954 |
| $18,000 in 1966 | $183,427 |
| $18,000 in 1967 | $177,294 |
| $18,000 in 1968 | $172,064 |
| $18,000 in 1969 | $164,309 |
| $18,000 in 1970 | $154,721 |
| $18,000 in 1971 | $146,557 |
| $18,000 in 1972 | $141,921 |
| $18,000 in 1973 | $137,246 |
| $18,000 in 1974 | $126,255 |
| $18,000 in 1975 | $112,389 |
| $18,000 in 1976 | $105,099 |
| $18,000 in 1977 | $100,223 |
| $18,000 in 1978 | $93,929 |
| $18,000 in 1979 | $86,159 |
| $18,000 in 1980 | $76,049 |
| $18,000 in 1981 | $67,589 |
| $18,000 in 1982 | $62,053 |
| $18,000 in 1983 | $59,764 |
| $18,000 in 1984 | $57,581 |
| $18,000 in 1985 | $55,394 |
| $18,000 in 1986 | $53,367 |
| $18,000 in 1987 | $52,787 |
| $18,000 in 1988 | $50,546 |
| $18,000 in 1989 | $48,406 |
| $18,000 in Year | Value in 2026 |
| $18,000 in 1990 | $46,257 |
| $18,000 in 1991 | $43,595 |
| $18,000 in 1992 | $42,299 |
| $18,000 in 1993 | $41,106 |
| $18,000 in 1994 | $40,007 |
| $18,000 in 1995 | $38,964 |
| $18,000 in 1996 | $38,000 |
| $18,000 in 1997 | $36,778 |
| $18,000 in 1998 | $36,162 |
| $18,000 in 1999 | $35,589 |
| $18,000 in 2000 | $34,658 |
| $18,000 in 2001 | $33,523 |
| $18,000 in 2002 | $33,011 |
| $18,000 in 2003 | $32,244 |
| $18,000 in 2004 | $31,649 |
| $18,000 in 2005 | $30,651 |
| $18,000 in 2006 | $29,639 |
| $18,000 in 2007 | $28,905 |
| $18,000 in 2008 | $27,771 |
| $18,000 in 2009 | $27,746 |
| $18,000 in 2010 | $27,011 |
| $18,000 in 2011 | $26,613 |
| $18,000 in 2012 | $25,847 |
| $18,000 in 2013 | $25,405 |
| $18,000 in 2014 | $25,029 |
| $18,000 in 2015 | $24,841 |
| $18,000 in 2016 | $24,661 |
| $18,000 in 2017 | $24,160 |
| $18,000 in 2018 | $23,661 |
| $18,000 in 2019 | $23,217 |
| $18,000 in 2020 | $22,699 |
| $18,000 in 2021 | $22,394 |
| $18,000 in 2022 | $20,922 |
| $18,000 in 2023 | $19,653 |
| $18,000 in 2024 | $19,016 |
| $18,000 in 2025 | $18,482 |
| $18,000 in 2026 | $18,000 |