31119
" IPv4 : " 4,096 addresses allocated , less than 0.05 % of the world total , 0.4 addresses per 1000 people ( 2012 ) .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None