2.23× price rise
Average US inflation: 3.89% a year over 21 years. Prices first doubled by 1976. Highest year: 1974 (11.0%). Lowest: 1959 (0.9%).
| 1956 | in 1977 | 1977 amount in 1956 money |
|---|---|---|
| $1 | $2.23 | $0.45 |
| $10 | $22.29 | $4.49 |
| $100 | $222.93 | $44.86 |
| $1,000 | $2,229.31 | $448.57 |
| $10,000 | $22,293.05 | $4,485.70 |
| $100,000 | $222,930.52 | $44,857.03 |
| Year | Value | Inflation |
|---|---|---|
| 1956 | $100.00 | |
| 1957 | $103.39 | 3.4% |
| 1958 | $106.22 | 2.7% |
| 1959 | $107.21 | 0.9% |
| 1960 | $108.81 | 1.5% |
| 1961 | $109.97 | 1.1% |
| 1962 | $111.26 | 1.2% |
| 1963 | $112.66 | 1.3% |
| 1964 | $114.15 | 1.3% |
| 1965 | $115.95 | 1.6% |
| 1966 | $119.42 | 3.0% |
| 1967 | $122.74 | 2.8% |
| 1968 | $127.95 | 4.2% |
| 1969 | $134.91 | 5.4% |
| 1970 | $142.85 | 5.9% |
| 1971 | $148.89 | 4.2% |
| 1972 | $153.76 | 3.3% |
| 1973 | $163.38 | 6.3% |
| 1974 | $181.37 | 11.0% |
| 1975 | $197.95 | 9.1% |
| 1976 | $209.38 | 5.8% |
| 1977 | $222.93 | 6.5% |
1956–1976 · 1956–1978 · All years
$100 in 1956 had about the same buying power as $222.93 in 1977, based on US consumer price index data.
About 3.89% per year, compounding to a 122.9% total rise in prices over 21 years.
1974 saw the largest annual rise in the index (11.0%); the lowest was 1959 (0.9%).