Table 10 Tenure and Characteristics of Operator and Type of Organization: 1987 



and 1982-Con. 



' abbreviations and symbols, see Introductory text] 



Characteristics 



Operators by age group: 

 Under 25 years 



25 to 34 years _ 



35 to 44 years _ 



45 to 54 years 



55 to 64 years 



55 to 59 years 



60 to 64 years 



65 years and over 



65 to 69 years 



70 years and over 



Average age 



Operators by sex: 

 Male farms, 



TYPE OF ORGANIZATION 



Individual or family (sole proprietorsfilp) farms 



Other than family f 



1987 CENSUS OF AGRICULTURE-COUNTY DATA 



SOUTH DAKOTA 249 



