









YEARLY VARIATION 

 IN SUE CLASS OF FIRES 



AV£ffA&£ /PSO-/958 















* Mm vm mm m 



SIZE CLASS £ D C B 



m 



A 







PERCENT NUMBER 



WO 80 60 40 20 100 200 300 400 -500 







































































mm 

 mm 







M$ 1953 











^xX:::: : :fX*X , SX*XvX*X 











mm 







mm f954 









mm 







MmA 1955 

 mm 1956 







mm 



111 



y::-; : ; : ;::::;^ : :':::::^'AVAVVxVj-" 













mm f957 





















mmmm > 



mm /958 





















mmmmmmmmmm 



wmm me met 

















Figure 56 

 67 



