1970 

 1971 

 1972 

 1973 

 1974 



1975 

 1976 

 1977 

 1978 

 1979 



1980 

 1981 



HOGS: PIG CROP, SOWS FARROWED AND PIGS SAVED, MASSACHUSETTS, 1971-1981 



YEAR 



SPRING CROP (DEC - MAY) 



SOWS 



PIGS PER LITTER PIGS SAVED 



FALL CROP (JUN - NOV) 



SOWS 



PIGS PER LITTER PIGS SAVED 



TOTAL 

 PIG 

 CROP 



HOGS: INVENTORY NUMBER, PIG CROP AND DISPOSITION, MASSACHUSETTS, 1971-1981 



