| Fig.&Table2. Real world prices of rice, wheat, corn and soybean (Annual since 1961, $/t) | ||||||
| Year | Rice | Wheat | Corn | Soybeans | U.S. CPI | |
| 1961 | 1,356.5 | 583.9 | 473.8 | 1,013.1 | 10.07 | |
| 1962 | 1,502.2 | 632.3 | 478.5 | 904.7 | 10.17 | |
| 1963 | 1,394.8 | 629.7 | 523.5 | 983.4 | 10.27 | |
| 1964 | 1,324.5 | 649.7 | 525.8 | 970.5 | 10.41 | |
| 1965 | 1,292.4 | 564.6 | 524.0 | 1,018.1 | 10.54 | |
| 1966 | 1,546.4 | 586.5 | 541.4 | 1,082.0 | 10.71 | |
| 1967 | 2,005.7 | 596.9 | 491.6 | 937.0 | 11.02 | |
| 1968 | 1,801.8 | 553.1 | 418.2 | 855.4 | 11.36 | |
| 1969 | 1,563.9 | 493.6 | 439.1 | 797.8 | 11.84 | |
| 1970 | 1,145.7 | 438.6 | 466.8 | 860.0 | 12.48 | |
| 1971 | 987.7 | 467.8 | 441.8 | 874.7 | 13.20 | |
| 1972 | 1,088.4 | 506.9 | 404.7 | 934.2 | 13.77 | |
| 1973 | 2,086.3 | 984.8 | 685.6 | 1,874.7 | 14.22 | |
| 1974 | 3,586.1 | 1,189.9 | 876.7 | 1,683.2 | 15.10 | |
| 1975 | 2,166.0 | 889.7 | 713.0 | 1,199.3 | 16.77 | |
| 1976 | 1,388.7 | 727.0 | 613.6 | 1,183.3 | 18.30 | |
| 1977 | 1,407.8 | 533.6 | 492.8 | 1,349.6 | 19.35 | |
| 1978 | 1,788.0 | 620.4 | 488.9 | 1,177.1 | 20.61 | |
| 1979 | 1,507.8 | 722.5 | 521.2 | 1,192.1 | 22.17 | |
| 1980 | 1,663.6 | 681.6 | 507.3 | 1,199.8 | 24.69 | |
| 1981 | 1,637.9 | 551.6 | 466.7 | 1,029.2 | 28.02 | |
| 1982 | 881.4 | 428.8 | 353.4 | 791.2 | 30.91 | |
| 1983 | 782.5 | 418.4 | 414.5 | 858.0 | 32.82 | |
| 1984 | 686.4 | 414.0 | 401.3 | 832.8 | 33.87 | |
| 1985 | 557.3 | 364.1 | 317.6 | 635.1 | 35.34 | |
| 1986 | 509.0 | 323.5 | 239.3 | 569.5 | 36.59 | |
| 1987 | 575.8 | 300.8 | 203.1 | 578.8 | 37.27 | |
| 1988 | 718.2 | 364.2 | 276.7 | 785.6 | 38.63 | |
| 1989 | 743.6 | 400.8 | 277.2 | 683.5 | 40.23 | |
| 1990 | 642.3 | 306.1 | 259.1 | 585.1 | 42.17 | |
| 1991 | 659.8 | 283.7 | 241.7 | 539.0 | 44.45 | |
| 1992 | 579.1 | 313.3 | 225.1 | 508.4 | 46.32 | |
| 1993 | 493.4 | 282.5 | 214.0 | 534.6 | 47.71 | |
| 1994 | 544.5 | 281.9 | 218.9 | 512.5 | 49.14 | |
| 1995 | 636.8 | 332.1 | 245.0 | 514.4 | 50.40 | |
| 1996 | 653.8 | 361.6 | 319.9 | 588.1 | 51.83 | |
| 1997 | 568.8 | 269.2 | 219.4 | 553.6 | 53.36 | |
| 1998 | 557.2 | 204.3 | 186.8 | 445.6 | 54.58 | |
| 1999 | 448.1 | 173.7 | 162.7 | 363.8 | 55.43 | |
| 2000 | 357.2 | 174.6 | 156.3 | 373.9 | 56.66 | |
| 2001 | 295.1 | 183.9 | 153.1 | 334.4 | 58.56 | |
| 2002 | 318.6 | 215.8 | 164.8 | 353.1 | 60.23 | |
| 2003 | 323.0 | 226.5 | 172.2 | 431.5 | 61.18 | |
| 2004 | 379.8 | 230.8 | 178.7 | 489.8 | 62.58 | |
| 2005 | 445.6 | 211.3 | 153.6 | 427.6 | 64.24 | |
| 2006 | 459.0 | 239.3 | 183.5 | 404.5 | 66.42 | |
| 2007 | 476.1 | 348.0 | 238.7 | 558.8 | 68.56 | |
| 2008 | 922.1 | 385.1 | 316.4 | 740.1 | 70.51 | |
| 2009 | 758.0 | 254.0 | 226.0 | 578.5 | 73.22 | |
| 2010 | 670.1 | 314.8 | 254.8 | 612.8 | 72.96 | |
| 2011 | 728.8 | 383.7 | 391.5 | 721.4 | 74.51 | |
| 2012 | 740.0 | 388.2 | 392.2 | 782.7 | 76.08 | |
| 2013 | 651.1 | 356.2 | 333.9 | 709.7 | 77.69 | |
| 2014 | 533.0 | 309.1 | 243.1 | 611.1 | 79.34 | |
| 2015 | 476.4 | 254.7 | 209.5 | 484.0 | 81.02 | |
| 2016 | 478.9 | 213.1 | 192.4 | 490.1 | 82.73 | |
| 2017 | 472.2 | 210.9 | 182.9 | 465.6 | 84.48 | |
| 2018 | 487.6 | 236.3 | 190.6 | 457.2 | 86.27 | |
| 2019 | 474.5 | 239.8 | 193.0 | 418.8 | 88.10 | |
| 2020 | 552.2 | 253.1 | 183.9 | 452.0 | 89.96 | |
| 2021 | 498.8 | 306.6 | 282.5 | 634.6 | 91.87 | |
| 2022 | 465.6 | 407.1 | 339.8 | 720.0 | 93.81 | |
| 2023 | 582.8 | 271.3 | 265.9 | 629.4 | 95.00 | |
| 2024 | 588.2 | 329.3 | 247.4 | 601.3 | 97.75 | |
| 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. | ||||||