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Table 1 Correlation coefficients of planted and harvested area data

From: Short-term acreage forecasting and supply elasticities for staple food commodities in major producer countries

Country/crop Correlation coefficient
Wheat Soybean Corn
Argentina 0.992 0.963 0.983
Australia 0.878   
Brazil   0.955 0.996
Canada 0.890   
USA 0.759 0.990 0.991
  1. Correlation coefficients were calculated using harvested area data obtained from FAO-AMIS and planted area from national statistical sources