Table: senate_2010_election
Columns: county
coakley
coakley_votes
brown
brown_votes
kennedy
kennedy_votes

Question: What percentage did kennedy win while coakly won 37.9%
SQL: SELECT "kennedy" FROM senate_2010_election WHERE "coakley" = '37.9%'

Question: How many votes did kennedy win when coakley won 66.2%
SQL: SELECT MIN("kennedy_votes") FROM senate_2010_election WHERE "coakley" = '66.2%'

Question: What was the percentage of votes for coakley when kennedy won 1.6%
SQL: SELECT "coakley" FROM senate_2010_election WHERE "kennedy" = '1.6%'

Question: How many votes did kennedy win when coaklely won 2139 votes?
SQL: SELECT COUNT("kennedy_votes") FROM senate_2010_election WHERE "coakley_votes" = 2139