43963
Tourism in Armenia has been a key sector to the Armenians since the 1990 s when tourist numbers exceeded half a million people visiting the country every year ( mostly ethnic Diaspora from the Russia ) .
 Armenia, Russia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Armenia, Russia