Table: election_2008_massachusetts
Columns: county
mccain
mccain_votes
obama
obama_votes
others
others_votes

Question: Name the mccain % for dukes
SQL: SELECT "mccain" FROM election_2008_massachusetts WHERE "county" = 'Dukes'

Question: Name the number of counties for obama votes for 49558
SQL: SELECT COUNT("county") FROM election_2008_massachusetts WHERE "obama_votes" = 49558

Question: Name the number of others votes for when others % is 2.0%
SQL: SELECT COUNT("others_votes") FROM election_2008_massachusetts WHERE "others" = '2.0%'