56 



TIMBER TRENDS IN THE UNITED STATES 



Table 40. — Apparent consumption of wood pulp by type, 1920-2000 



[Million tons] 



Year 



Total 



Dissolving 



Sulfite 



Sulfate 



Soda 



Ground- 

 wood 



Semi- 

 chemical 



Defibrated, 

 exploded, 



and 

 screenings 



1920 



4.7 



6.4 



9.7 



17.1 



26.6 



29.5 



---- 



.7 

 1.0 

 1.1 



2.1 

 2.6 

 2.7 

 3.2 

 3.1 

 3.0 



0.4 

 1.4 

 3.9 

 8.4 

 15.2 

 17.3 



0.5 

 .5 

 .5 

 .6 

 .5 

 .4 



1.8 

 1.9 

 1.8 

 2.5 

 3.6 

 3.7 







1930 







1940 



1950 



1960 



0.2 



.7 



2.0 



2.5 



0.3 



1.1 

 1 3 



1962 



1.4 



PROJECTIONS 



1970 



38.2 

 52.4 

 69.7 

 90.8 



1.2 

 1.4 

 1.7 

 2.0 



3.1 

 3.4 

 3.7 

 4.4 



23.5 

 33.3 



45.4 

 59.8 



.5 

 .5 

 .5 

 .5 



4.4 

 5.7 

 7.1 

 8.8 



3.6 



5.2 



7.4 



10.1 



1 9 



1980 



2 9 



1990 _. 



3 9 



2000 



5 2 







Note: Data prior to 1940 may not add to totals because 

 of the inclusion in the totals of wood pulps not shown sepa- 

 rately by type. In other years, figures in columns may 

 not add to totals because of rounding. 



Sources: 1920-40, United States Pulp Producers Asso- 

 ciation, Inc., Wood Pulp Statistics, 1963, reporting statis- 



tics published by the U.S. Department of Commerce. 

 1950-62, U.S. Department of Commerce, Bureau of the 

 Census, Current Industrial Reports, Pulp, Paper and 

 Board, Annual, and Business and Defense Services Ad- 

 ministration, Pulp, Paper and Board, Quarterly. Projec- 

 tions, U.S. Department of Agriculture, Forest Service. 



CONSUMPTION OF WOOD PULP BY TYPE 



so 













^ ' 



— ^-' 











1 i 1 



SULFITE PULP 

















, " 





























r' 



























% 10 

 S 8 



— 



z^ 



r 





























^ 5 

 * 4 



^ 



V^ 



— - 



^ i 



XLL 



wool 



D PU 



LP- 



E:j 

















-^ 



* 



















^ 



v>v 



V^ 













1 , 



g 0,8 



— 































g 0£ 



















?;■; 

























[ 





























° 



































1 





















1920 30 40 50 60 70 80 90 2000 1920 30 40 

 YEAfl 



50 60 



YEAH 



90 2000 1920 30 40 50 60 70 80 90 2000 1920 30 

 YEAR 



too 







' 1 1 ! 1 1 — — 1 











f9 















40 

 * 20 







GliUUNUWUUU fULh' 1 

















































5 8 











1 — ^ — 1 





— ■ 



■J 6 













— 







1 '^ 









































^ 



I' 













./^ 



b/" 











* 1 



^'- 



iA' 



















































I 8:1 



0,4 

 03 

 0,2 

















































j 



































^- 



— 



^ 



^ 



— 



= 









































































-''* 































y 































," 















/ 

















i=^ 















—j 



















( 

































/ 















y 















^-U4 









h- -t — \ 



— 









DEFIBRATED Oh 









EXPi nnpn pulp 



































































































































^' 













r^ 



y' 













































































































ZlSODA 



PULPZ 







































































r\ 



^ 



■^^^•^^ 

























KO 3 



10 4 



50 60 70 80 • 



YEAR 



» 2000 







- DISSOLVING PULP 







































































f. 



rfV! 



r'- 



-" 









^ 



^ 





























1920 30 40 50 60 70 80 90 2000 1920 30 40 50 60 70 80 90 2000 1920 30 40 50 60 

 YEAR YEAR YEAR 



60 90 2000 1 920 30 40 



50 60 70 

 YEAR 



60 90 2000 



Fisure 25 



