| Fig.&Table2. Real world prices of rice, wheat, corn and soybean (Annual since 1961, $/t) | ||||||
| Year | Rice | Wheat | Corn | Soybeans | U.S. CPI | |
| 1961 | 1,276.0 | 549.2 | 445.6 | 952.9 | 10.7 | |
| 1962 | 1,427.0 | 600.7 | 454.5 | 859.5 | 10.7 | |
| 1963 | 1,325.0 | 598.2 | 497.4 | 934.2 | 10.8 | |
| 1964 | 1,258.2 | 617.2 | 499.5 | 922.0 | 11.0 | |
| 1965 | 1,227.7 | 536.3 | 497.8 | 967.2 | 11.1 | |
| 1966 | 1,469.1 | 557.2 | 514.4 | 1,027.9 | 11.3 | |
| 1967 | 1,905.4 | 567.0 | 467.0 | 890.2 | 11.6 | |
| 1968 | 1,711.7 | 525.5 | 397.3 | 812.6 | 12.0 | |
| 1969 | 1,485.6 | 468.9 | 417.1 | 757.9 | 12.5 | |
| 1970 | 1,088.4 | 416.7 | 443.5 | 817.0 | 13.1 | |
| 1971 | 938.3 | 444.4 | 419.7 | 830.9 | 13.9 | |
| 1972 | 1,034.0 | 481.5 | 384.4 | 887.4 | 14.5 | |
| 1973 | 1,982.0 | 935.5 | 651.4 | 1,780.9 | 15.0 | |
| 1974 | 3,406.8 | 1,130.4 | 832.8 | 1,599.1 | 15.9 | |
| 1975 | 2,057.7 | 845.2 | 677.4 | 1,139.3 | 17.6 | |
| 1976 | 1,319.2 | 690.6 | 582.9 | 1,124.1 | 19.3 | |
| 1977 | 1,337.4 | 506.9 | 468.2 | 1,282.1 | 20.4 | |
| 1978 | 1,698.6 | 589.4 | 464.4 | 1,118.2 | 21.7 | |
| 1979 | 1,432.4 | 686.3 | 495.2 | 1,132.5 | 23.3 | |
| 1980 | 1,580.4 | 647.6 | 482.0 | 1,139.8 | 26.0 | |
| 1981 | 1,556.0 | 524.1 | 443.3 | 977.7 | 29.5 | |
| 1982 | 837.3 | 407.3 | 335.8 | 751.7 | 32.5 | |
| 1983 | 743.4 | 397.5 | 393.7 | 815.1 | 34.5 | |
| 1984 | 652.1 | 393.3 | 381.3 | 791.1 | 35.7 | |
| 1985 | 529.4 | 345.9 | 301.7 | 603.3 | 37.2 | |
| 1986 | 483.5 | 307.3 | 227.3 | 541.1 | 38.5 | |
| 1987 | 547.0 | 285.7 | 192.9 | 549.9 | 39.2 | |
| 1988 | 682.3 | 346.0 | 262.8 | 746.3 | 40.7 | |
| 1989 | 706.4 | 380.8 | 263.3 | 649.3 | 42.4 | |
| 1990 | 610.2 | 290.8 | 246.2 | 555.9 | 44.4 | |
| 1991 | 626.8 | 269.5 | 229.6 | 512.0 | 46.8 | |
| 1992 | 550.1 | 297.7 | 213.8 | 483.0 | 48.8 | |
| 1993 | 468.7 | 268.3 | 203.3 | 507.9 | 50.2 | |
| 1994 | 517.3 | 267.8 | 207.9 | 486.8 | 51.7 | |
| 1995 | 605.0 | 315.4 | 232.8 | 488.7 | 53.1 | |
| 1996 | 621.1 | 343.5 | 303.9 | 558.7 | 54.6 | |
| 1997 | 540.4 | 255.7 | 208.5 | 525.9 | 56.2 | |
| 1998 | 529.4 | 194.1 | 177.5 | 423.4 | 57.5 | |
| 1999 | 425.7 | 165.0 | 154.6 | 345.6 | 58.4 | |
| 2000 | 339.4 | 165.8 | 148.4 | 355.2 | 59.6 | |
| 2001 | 280.4 | 174.7 | 145.4 | 317.7 | 61.6 | |
| 2002 | 302.6 | 205.0 | 156.6 | 335.4 | 63.4 | |
| 2003 | 306.8 | 215.2 | 163.6 | 409.9 | 64.4 | |
| 2004 | 360.8 | 219.3 | 169.7 | 465.3 | 65.9 | |
| 2005 | 423.3 | 200.7 | 145.9 | 406.2 | 67.6 | |
| 2006 | 436.1 | 227.4 | 174.3 | 384.2 | 69.9 | |
| 2007 | 452.3 | 330.6 | 226.8 | 530.8 | 72.2 | |
| 2008 | 876.0 | 365.8 | 300.6 | 703.1 | 74.2 | |
| 2009 | 720.1 | 241.3 | 214.7 | 549.6 | 77.1 | |
| 2010 | 636.6 | 299.0 | 242.1 | 582.1 | 76.8 | |
| 2011 | 692.4 | 364.6 | 371.9 | 685.4 | 78.4 | |
| 2012 | 703.0 | 368.8 | 372.6 | 743.6 | 80.1 | |
| 2013 | 618.6 | 338.4 | 317.2 | 674.2 | 81.8 | |
| 2014 | 506.3 | 293.6 | 231.0 | 580.6 | 83.5 | |
| 2015 | 452.6 | 242.0 | 199.0 | 459.8 | 85.3 | |
| 2016 | 454.9 | 202.4 | 182.8 | 465.6 | 87.1 | |
| 2017 | 448.6 | 200.4 | 173.8 | 442.3 | 88.9 | |
| 2018 | 463.2 | 224.5 | 181.0 | 434.3 | 90.8 | |
| 2019 | 450.7 | 227.8 | 183.4 | 397.9 | 92.7 | |
| 2020 | 524.6 | 240.5 | 174.7 | 429.4 | 94.7 | |
| 2021 | 473.9 | 291.3 | 268.4 | 602.9 | 96.7 | |
| 2022 | 442.3 | 386.8 | 322.8 | 684.0 | 98.7 | |
| 2023 | 496.5 | 291.2 | 293.6 | 630.3 | 100.0 | |
| 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. | ||||||