Trends 



3603 



50 



20 



Uj 10 



i 



^ 60 



5 



1950 



20 

 10 



1 1 r 



U.S. LUMBER PRODUCTION 



1950 



SOFTWOOD 



1955 



I960 



1965 



1 1 T" 



U.S. LUMBER CONSUMPTION 



1970 



— r~ 



SOFTWOOD 



1955 



I960 



1965 



1970 



1975 



"~l — 



1975 



1980 



1980 



Figure 29-1 5A.— Annual lumber production (top) and consumption (bottom) in the Unit- 

 ed States, by species group, 1950-1979. (Drawing after McKeever and Hatfield.') 



