7678
Historically , all the Catalan population was Christian , specifically Catholic , but since the 1980 s there has been a trend of decline of Christianity and parallel growth of irreligion ( including stances of atheism and agnosticism ) and other religions .
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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