Table F. Reliability Estimates of County Totals: 1987-Con. 



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



Selected farm production expenses^ 



Hired farm labor 



Petroleum products 



Electnclty for ttie farm t 



standard error 

 (percent) 



3 162 

 5 216 

 7 650 



1 982 

 7 272 



2 802 



7 051 

 2 760 

 14 666 



20 619 

 5 204 



16 070 

 3 577 



7 734 

 24 244 

 9 299 



2 747 



921 



2 224 



2 561 

 2 735 

 1 042 



2 425 



923 



2 038 



2 677 



2 182 

 2 436 

 2 211 

 2 434 



3 163 

 3 206 

 2 234 



'Data are based c 



1 sample of farms. 



C-14 APPENDIX C 



1987 CENSUS OF AGRICULTURE 



