1811
It means the average monthly check for retirees will rise by $ 29 to $ 845 next year , up from $ 816 this year .
 person: retirees
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: geographical social political, organization, person, location, facility, vehicle, weapon 
Text: {0} 
 Entities: retirees 
Answer:
 person: retirees