INFLUENCE OF INDUSTRIAL DEVELOPMENT 331 



Percentage of Urban Population of Different Countries 



England and Wales 



Belgium 



Prussia 



U. S 



France 



Russia 



271 out of 632 districts in England and Wales since the previous 

 enumeration; in 202 of these there had been a decrease also in the 

 decade from 1871-81. In Ireland the urban population has 

 increased while the population of the country as a whole has 

 diminished, the urban population in the last half of the 19th 

 century nearly doubling its ratio to the rural. In France whose 

 population has increased but little (2-3 million since 1840) the 

 cities have rapidly grown, while the rural population has de- 

 creased by over 2 yi million. 



The United States has had an exceptionally rapid increase 

 in urban population, as the following table indicates: 



Growth of Cities in the United States 



Percentage of Population in Cities of 

 Date 8,000 Inhabitants or Over 



1790 3-35 



1800 3 . 97 



1810 4.93 



1820 4.93 



1830 6.72 



1840 8.52 



1850 12.49 



i860 16 . 13 



1870 20 . 93 



1880 22.57 



1890 29 . 20 



1900 32 . 90 



1910 38.80 



