| Fig.&Table2. Real world prices of rice, wheat, corn and soybean (Annual since 1961, $/t) | ||||||
| Year | Rice | Wheat | Corn | Soybeans | U.S. CPI | |
| 1961 | 1,416.4 | 609.7 | 494.7 | 1,057.7 | 9.64 | |
| 1962 | 1,568.4 | 660.2 | 499.6 | 944.6 | 9.74 | |
| 1963 | 1,456.3 | 657.4 | 546.6 | 1,026.7 | 9.84 | |
| 1964 | 1,382.9 | 678.3 | 549.0 | 1,013.3 | 9.97 | |
| 1965 | 1,349.3 | 589.5 | 547.1 | 1,063.0 | 10.10 | |
| 1966 | 1,614.6 | 612.4 | 565.3 | 1,129.8 | 10.26 | |
| 1967 | 2,094.1 | 623.2 | 513.2 | 978.4 | 10.55 | |
| 1968 | 1,881.3 | 577.5 | 436.7 | 893.1 | 10.88 | |
| 1969 | 1,632.8 | 515.4 | 458.4 | 832.9 | 11.34 | |
| 1970 | 1,196.2 | 458.0 | 487.4 | 897.9 | 11.95 | |
| 1971 | 1,031.3 | 488.4 | 461.3 | 913.2 | 12.64 | |
| 1972 | 1,136.4 | 529.2 | 422.5 | 975.4 | 13.19 | |
| 1973 | 2,178.3 | 1,028.2 | 715.9 | 1,957.4 | 13.62 | |
| 1974 | 3,744.2 | 1,242.4 | 915.3 | 1,757.5 | 14.46 | |
| 1975 | 2,261.6 | 929.0 | 744.5 | 1,252.2 | 16.06 | |
| 1976 | 1,449.9 | 759.0 | 640.6 | 1,235.4 | 17.52 | |
| 1977 | 1,469.8 | 557.1 | 514.6 | 1,409.1 | 18.53 | |
| 1978 | 1,866.9 | 647.8 | 510.4 | 1,229.0 | 19.74 | |
| 1979 | 1,574.3 | 754.3 | 544.2 | 1,244.7 | 21.24 | |
| 1980 | 1,736.9 | 711.7 | 529.7 | 1,252.7 | 23.65 | |
| 1981 | 1,710.1 | 576.0 | 487.3 | 1,074.6 | 26.84 | |
| 1982 | 920.3 | 447.7 | 369.0 | 826.1 | 29.61 | |
| 1983 | 817.0 | 436.8 | 432.7 | 895.9 | 31.43 | |
| 1984 | 716.7 | 432.2 | 419.0 | 869.5 | 32.44 | |
| 1985 | 581.9 | 380.2 | 331.6 | 663.1 | 33.84 | |
| 1986 | 531.4 | 337.8 | 249.8 | 594.7 | 35.05 | |
| 1987 | 601.2 | 314.0 | 212.0 | 604.4 | 35.70 | |
| 1988 | 749.9 | 380.3 | 288.9 | 820.2 | 37.00 | |
| 1989 | 776.4 | 418.5 | 289.4 | 713.7 | 38.53 | |
| 1990 | 670.6 | 319.6 | 270.6 | 610.9 | 40.39 | |
| 1991 | 688.9 | 296.2 | 252.3 | 562.8 | 42.57 | |
| 1992 | 604.6 | 327.2 | 235.0 | 530.8 | 44.36 | |
| 1993 | 515.1 | 294.9 | 223.4 | 558.2 | 45.70 | |
| 1994 | 568.5 | 294.4 | 228.5 | 535.1 | 47.07 | |
| 1995 | 664.9 | 346.7 | 255.8 | 537.1 | 48.27 | |
| 1996 | 682.7 | 377.6 | 334.0 | 614.1 | 49.64 | |
| 1997 | 593.9 | 281.1 | 229.1 | 578.0 | 51.11 | |
| 1998 | 581.8 | 213.3 | 195.1 | 465.3 | 52.28 | |
| 1999 | 467.9 | 181.3 | 169.9 | 379.8 | 53.09 | |
| 2000 | 373.0 | 182.3 | 163.1 | 390.4 | 54.27 | |
| 2001 | 308.1 | 192.1 | 159.8 | 349.1 | 56.09 | |
| 2002 | 332.6 | 225.3 | 172.1 | 368.7 | 57.69 | |
| 2003 | 337.2 | 236.5 | 179.8 | 450.5 | 58.60 | |
| 2004 | 396.6 | 241.0 | 186.5 | 511.4 | 59.93 | |
| 2005 | 465.3 | 220.6 | 160.4 | 446.4 | 61.53 | |
| 2006 | 479.3 | 249.9 | 191.5 | 422.3 | 63.61 | |
| 2007 | 497.1 | 363.3 | 249.2 | 583.4 | 65.67 | |
| 2008 | 962.7 | 402.0 | 330.4 | 772.7 | 67.54 | |
| 2009 | 791.4 | 265.2 | 236.0 | 604.1 | 70.13 | |
| 2010 | 699.6 | 328.7 | 266.0 | 639.8 | 69.88 | |
| 2011 | 761.0 | 400.7 | 408.8 | 753.3 | 71.36 | |
| 2012 | 772.6 | 405.3 | 409.5 | 817.2 | 72.87 | |
| 2013 | 679.9 | 371.9 | 348.6 | 741.0 | 74.41 | |
| 2014 | 556.5 | 322.7 | 253.8 | 638.1 | 75.99 | |
| 2015 | 497.5 | 266.0 | 218.8 | 505.3 | 77.60 | |
| 2016 | 500.0 | 222.5 | 200.9 | 511.7 | 79.24 | |
| 2017 | 493.0 | 220.2 | 191.0 | 486.2 | 80.92 | |
| 2018 | 509.1 | 246.8 | 199.0 | 477.4 | 82.63 | |
| 2019 | 495.4 | 250.4 | 201.6 | 437.3 | 84.38 | |
| 2020 | 576.5 | 264.3 | 192.0 | 471.9 | 86.16 | |
| 2021 | 520.8 | 320.1 | 295.0 | 662.6 | 87.99 | |
| 2022 | 486.1 | 425.1 | 354.8 | 751.7 | 89.85 | |
| 2023 | 608.5 | 283.3 | 277.6 | 657.1 | 90.98 | |
| 2024 | 614.1 | 343.8 | 258.3 | 627.8 | 93.62 | |
| 2025 | 421.4 | 252.4 | 210.5 | 427.3 | 96.43 | |
| 2026 | 444.4 | 295.8 | 215.8 | 475.6 | 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. | ||||||