164 



THE OUTLOOK FOR TIMBER IN THE UNITED STATES 



Expenditures for new nonresidential construction 



1967 dollars 



Total expenditures 



Relationships 



highways 



■■ 



965 • . 



1955 



■■■■ 



IIKUHHM 

 !■■■■■■■■ 

 IIBhMHHMI 



300 400 500 600 700 800 900 



Gross national product (billion dollars) 





1945 1950 1960 



970 1980 1990 2000 



i 



all other 





I960.* 





■■■BBH 



300 400 500 600 700 800 900 



Gross national product (billion dollars) 



al 



classe 



mm 







965 * * 



- 



* 









I960.* 

 •• • 



*1955 











19 



50 













1947 



























300 400 500 600 700 800 900 



Gross national product (billion dollars) 



1000 

 800 

 600 



400 



£ 200 

 < 



O 



° 100 



80 



1 60 

 40 



1990 2000 



all classes 





high 



10 



1945 1950 



BS" 



low 























1960 1970 1980 1990 2000 



Figure 63 — Continued 



