Issue printed for 1945 includes statistics for the previous twenty years.
Some reports have annual supplement: Illinois county estimates.
Vols. for <1974>-1977 issued cooperatively by Illinois Dept. of Agriculture, Bureau of Agricultural Statistics and the USDA Statistical Reporting Service; l978-1979 by the Illinois Dept. of Agriculture, Bureau of Agricultural Statistics and USDA Economics, Statistics and Cooperatives Service; 1980 by the Illinois Dept. of Agriculture, Division of Administrative Services, Agricultural Statistics Section and the USDA Economics, Statistics and Cooperatives Service; 1981- by the Illinois Dept. of Agriculture, Division of Marketing, Bureau of Agricultural Statistics and the USDA Statistical Reporting Service; <1986-> compiled by the Illinois Agricultural Statistics Service and issued cooperatively by the Illinois Dept. of Agriculture, Division of Marketing, Bureau of Agricultural Statistics, and the USDA National Agricultural Statistics Service.