9633
In the 2007 Swiss Council of States election a total of 322 votes were cast , of which 22 or about 6.8 % were invalid .
 organization: Swiss Council of States election
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 organization: Swiss Council of States election