Table 1. Historical Highlights: 1987 and Earlier Census Years-Con. 



[For meaning of abbreviations and symbols, see introductory text] 



'Data for 1954 exclude Alaska and Hawaii 



^Data are based on a sample of (arms 



^Data for 1974 and pnor years include the value of forest products sold. 



*Data for 1982 and prior years exclude abnormal farms. 



^Data for 1959 are for 510,000 or more 



^Dala for 1954 are for $25,000 or more 



'Data for 1974 apply only to individual or family operations {sole propnetorship) and partnerships; see text. 



^Data for 1987 include cost of custom applications; data for agricultural chemicals exclude the cost of lime for 1987 and 1982. 



^Data for 1982 do not include imputation for item nonresponse 



'°Data for 1964 and prior years are for chickens 4 months old or older. 



''Data lor 1974 were from land area used 



8 MARYLAND 



1987 CENSUS OF AGRICULTURE-STATE DATA 



