| Fig.&Table2. Real world prices of rice, wheat, corn and soybean (Annual since 1961, $/t) | ||||||
| Year | Rice | Wheat | Corn | Soybeans | U.S. CPI | |
| 1961 | 1,357.9 | 584.5 | 474.2 | 1,014.1 | 10.06 | |
| 1962 | 1,503.6 | 633.0 | 478.9 | 905.6 | 10.16 | |
| 1963 | 1,396.1 | 630.3 | 524.1 | 984.3 | 10.26 | |
| 1964 | 1,325.8 | 650.3 | 526.3 | 971.5 | 10.40 | |
| 1965 | 1,293.6 | 565.1 | 524.5 | 1,019.1 | 10.53 | |
| 1966 | 1,548.0 | 587.1 | 542.0 | 1,083.1 | 10.70 | |
| 1967 | 2,007.6 | 597.5 | 492.0 | 937.9 | 11.01 | |
| 1968 | 1,803.6 | 553.7 | 418.6 | 856.3 | 11.35 | |
| 1969 | 1,565.4 | 494.1 | 439.5 | 798.6 | 11.82 | |
| 1970 | 1,146.8 | 439.1 | 467.3 | 860.8 | 12.47 | |
| 1971 | 988.7 | 468.3 | 442.2 | 875.5 | 13.18 | |
| 1972 | 1,089.5 | 507.3 | 405.1 | 935.1 | 13.76 | |
| 1973 | 2,088.3 | 985.7 | 686.3 | 1,876.5 | 14.20 | |
| 1974 | 3,589.6 | 1,191.1 | 877.5 | 1,684.9 | 15.09 | |
| 1975 | 2,168.2 | 890.6 | 713.7 | 1,200.5 | 16.75 | |
| 1976 | 1,390.0 | 727.7 | 614.2 | 1,184.4 | 18.28 | |
| 1977 | 1,409.1 | 534.1 | 493.3 | 1,350.9 | 19.33 | |
| 1978 | 1,789.8 | 621.0 | 489.3 | 1,178.2 | 20.59 | |
| 1979 | 1,509.3 | 723.2 | 521.7 | 1,193.3 | 22.15 | |
| 1980 | 1,665.2 | 682.3 | 507.8 | 1,200.9 | 24.67 | |
| 1981 | 1,639.5 | 552.2 | 467.1 | 1,030.2 | 28.00 | |
| 1982 | 882.3 | 429.2 | 353.8 | 792.0 | 30.88 | |
| 1983 | 783.3 | 418.8 | 414.9 | 858.9 | 32.79 | |
| 1984 | 687.1 | 414.4 | 401.7 | 833.6 | 33.84 | |
| 1985 | 557.9 | 364.5 | 317.9 | 635.7 | 35.30 | |
| 1986 | 509.5 | 323.8 | 239.5 | 570.1 | 36.56 | |
| 1987 | 576.3 | 301.0 | 203.3 | 579.4 | 37.24 | |
| 1988 | 718.9 | 364.6 | 276.9 | 786.3 | 38.60 | |
| 1989 | 744.3 | 401.2 | 277.5 | 684.2 | 40.19 | |
| 1990 | 642.9 | 306.4 | 259.4 | 585.7 | 42.13 | |
| 1991 | 660.4 | 284.0 | 241.9 | 539.5 | 44.41 | |
| 1992 | 579.6 | 313.7 | 225.3 | 508.9 | 46.27 | |
| 1993 | 493.9 | 282.7 | 214.2 | 535.1 | 47.67 | |
| 1994 | 545.1 | 282.2 | 219.1 | 513.0 | 49.09 | |
| 1995 | 637.4 | 332.4 | 245.2 | 514.9 | 50.35 | |
| 1996 | 654.5 | 362.0 | 320.2 | 588.7 | 51.78 | |
| 1997 | 569.4 | 269.5 | 219.7 | 554.2 | 53.31 | |
| 1998 | 557.8 | 204.5 | 187.0 | 446.1 | 54.53 | |
| 1999 | 448.6 | 173.8 | 162.9 | 364.1 | 55.38 | |
| 2000 | 357.6 | 174.7 | 156.4 | 374.2 | 56.60 | |
| 2001 | 295.4 | 184.1 | 153.2 | 334.7 | 58.51 | |
| 2002 | 318.9 | 216.0 | 165.0 | 353.4 | 60.17 | |
| 2003 | 323.3 | 226.7 | 172.4 | 431.9 | 61.12 | |
| 2004 | 380.2 | 231.1 | 178.8 | 490.3 | 62.52 | |
| 2005 | 446.0 | 211.5 | 153.7 | 428.0 | 64.18 | |
| 2006 | 459.5 | 239.6 | 183.6 | 404.9 | 66.35 | |
| 2007 | 476.6 | 348.3 | 238.9 | 559.3 | 68.49 | |
| 2008 | 923.0 | 385.4 | 316.7 | 740.8 | 70.45 | |
| 2009 | 758.7 | 254.2 | 226.3 | 579.1 | 73.15 | |
| 2010 | 670.7 | 315.1 | 255.1 | 613.4 | 72.89 | |
| 2011 | 729.6 | 384.1 | 391.9 | 722.2 | 74.43 | |
| 2012 | 740.7 | 388.6 | 392.6 | 783.5 | 76.01 | |
| 2013 | 651.8 | 356.5 | 334.2 | 710.4 | 77.62 | |
| 2014 | 533.5 | 309.4 | 243.4 | 611.7 | 79.26 | |
| 2015 | 476.9 | 255.0 | 209.7 | 484.5 | 80.94 | |
| 2016 | 479.3 | 213.3 | 192.6 | 490.6 | 82.65 | |
| 2017 | 472.6 | 211.1 | 183.1 | 466.1 | 84.40 | |
| 2018 | 488.1 | 236.6 | 190.8 | 457.6 | 86.19 | |
| 2019 | 474.9 | 240.1 | 193.2 | 419.2 | 88.01 | |
| 2020 | 552.7 | 253.4 | 184.1 | 452.5 | 89.87 | |
| 2021 | 499.3 | 306.9 | 282.8 | 635.2 | 91.78 | |
| 2022 | 466.0 | 407.5 | 340.2 | 720.7 | 93.72 | |
| 2023 | 583.4 | 271.6 | 266.2 | 630.0 | 94.90 | |
| 2024 | 588.7 | 329.6 | 247.7 | 601.9 | 97.66 | |
| 2025 | 588.4 | 268.7 | 190.6 | 462.5 | 100.00 | |
| Year | Rice | Wheat | Corn | Soybeans | U.S. CPI | |
| Source: | http://www.worldbank.org/en/research/commodity-markets | |||||
| Note: The annual price data are simple averages based on the monthly data for each year. | ||||||