3.40× price rise
Average US inflation: 6.31% a year over 20 years. Prices first doubled by 1979. Highest year: 1980 (13.5%). Lowest: 1986 (1.9%).
| 1968 | in 1988 | 1988 amount in 1968 money |
|---|---|---|
| $1 | $3.40 | $0.29 |
| $10 | $34.00 | $2.94 |
| $100 | $339.95 | $29.42 |
| $1,000 | $3,399.52 | $294.16 |
| $10,000 | $33,995.21 | $2,941.59 |
| $100,000 | $339,952.10 | $29,415.91 |
| Year | Value | Inflation |
|---|---|---|
| 1968 | $100.00 | |
| 1969 | $105.44 | 5.4% |
| 1970 | $111.64 | 5.9% |
| 1971 | $116.36 | 4.2% |
| 1972 | $120.17 | 3.3% |
| 1973 | $127.69 | 6.3% |
| 1974 | $141.75 | 11.0% |
| 1975 | $154.71 | 9.1% |
| 1976 | $163.64 | 5.8% |
| 1977 | $174.23 | 6.5% |
| 1978 | $187.52 | 7.6% |
| 1979 | $208.62 | 11.3% |
| 1980 | $236.79 | 13.5% |
| 1981 | $261.37 | 10.4% |
| 1982 | $277.46 | 6.2% |
| 1983 | $286.23 | 3.2% |
| 1984 | $298.73 | 4.4% |
| 1985 | $309.27 | 3.5% |
| 1986 | $315.28 | 1.9% |
| 1987 | $326.56 | 3.6% |
| 1988 | $339.95 | 4.1% |
1968–1987 · 1968–1989 · All years
$100 in 1968 had about the same buying power as $339.95 in 1988, based on US consumer price index data.
About 6.31% per year, compounding to a 240.0% total rise in prices over 20 years.
1980 saw the largest annual rise in the index (13.5%); the lowest was 1986 (1.9%).