198 



Trans. Acad. Sci. of St. Louis. 



CHICAGO PUBLIC SCHOOLS. 



Table VIII. 



Column '« B." 



227,886 -- 15,699 = 14.5 years. 



CHICAGO PUBLIC SCHOOLS. 



Table IX. 



Column " C." 



Per cent of 



External 



Gain in 



Population. 



+ 

 + 

 + 

 + 



3.7 

 2.5 



3.8 

 0.5 

 + 3.8 

 + 2.1 

 +39.5 

 + 5.6 

 + 6.3 

 + 4.2 

 + 7.0 



Amount 



of 

 Increase. 



345 



239 



356 



44 



322 



144 



1,875 



222 



151 



63 



49 



Po.s8lble 

 Number. 



9,336 

 9,681 

 9,790 

 9,719 

 8,864 

 8,791 

 7,018 

 6,623 

 4,181 

 2,542 

 1,554 

 751 

 254 



Withdrawn 



130 



427 



899 



395 



1,917 



2,270 



2,664 



1,790 



1,051 



852 



497 



254 



13,146 



Year 

 Pupils. 



1,170 



4,270 



9,889 



4,740 



24,921 



31,780 



89,960 



28,640 



17,867 



15,336 



9,443 



5,080 



193,096 



193,096 -=-13,146 = 14.7 years. 



