JUL 80-83 

 RUG 80-83 

 SEP 80-83 



10' 



T — I I I I 1 1 1 1— I — n-r 



10° 10' 



PERCENT GRERTER THAN INDICRTEO 



OCT 80-83 



NOV 80-83 



DEC 80-83 



itf 



10 



-1 — I I M I I 



10" 10' 



PERCENT GREATER THRN INDICATED 



Figure Bil3. (Concluded) 



B92 



