33747
Government efforts to lower subsidies to unprofitable enterprises and to shrink the money supply caused the semi-official exchange rate for the Cuban peso to move from a peak of 120 to the dollar in the summer of 1994 to 21 to the dollar by year-end 1999 .
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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:
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