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Nowadays , census data are published in a wide variety of formats to be accessible to business , all levels of government , media , students and teachers , charities and any citizen who is interested ; researchers in particular have an interest in the role of Census Field Officers ( CFO ) and their assistants .
 Census Field Officers, CFO
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Census Field Officers, CFO