﻿IX, B, 1 



Heiser: Plague in the Philippines 



29 



Table VIII. — Kinds of vessels on which rats were destroyed. 

 (Calendar year 1904.) 



Vessels. 



Rats. 



Percent- 

 age of 

 vessels 

 having 

 rats. 



Kind. 



Total. 



Having 



rats. 



Having 



no rats. 



Total. 



Average .Average 

 inallvls-'^jef^^l^ 



Steamers 



154 



105 



54 



4 



49 ! 1.473 



9.56 

 1.68 

 1.50 



13.03 

 4.17 

 2.25 



68.18 

 40.30 

 60! 



Schooners 



134 

 6 



80 

 2 



225 

 9 





All vessels . - 



294 



163 131 1 1.707 



5.80 



10 47 



55.40 















Table IX. — Rats destroyed on vessels by sulphur fumigation. 



(Calendar year 1905.) 



Month. 



Number of rats on — 



Number of vessels- 



Steam- 

 ers. 



Schoon- 

 ers. 



River 

 craft. 



All 

 vessels. 



Having 

 rats. 



Having 

 no rats. 



Fumi- 

 gated. 



January _.. 



24 



15 



1 



40 



12 



6 



18 



February 



53 



3 







56 



8 i 9 



17 



March 



141 



23 







164 



19 



13 



32 



April ._ 



125 



18 







143 



17 



4 



21 



May 



22 



3 







25 



5 



8 



13 - 



June 



96 

 72 



26 

 11 





 



122 

 83 



12 3 



15 

 19 



July 



11 



8 



Augrust 



23 











23 



4 



4 



8 



September 



69 











69 



5 



2 



7 



October 



35 



9 







44 



13 



2 



15 



November _ 



18 



3 







21 



6 



1 



7 



December 



Total 































678 



111 



1 



790 



112 



60 



172 



Table X. 



-Kinds of vessels on which rats were destroyed. 



(Calendar year 1905.) 



Vessels. 



Rats. 



Per cent- 



Kind. 



Total. ^rau°^ 



1 



Having 

 no rats. 



Total. 



'° ^V having 

 vessels. "^^^^ » 



age of 



vessels 



having 



rats. 



Steamers 



Schooners _ 



River craft 



1 : 

 109 72 37 



62 39 1 23 



1 ! 1 : 



678 



111 



1 



6.22 9.42 

 1.80 i 2.87 

 LOO 1 LOO 



66.05 

 62.90 

 100.00 









172 



112 



60 



790 4. 60 



7.05 



65.11 













