CREATE TABLE table_1342 ("Name" TEXT, "Abbr." TEXT, "Political Leader" TEXT, "International Affiliation" TEXT, "Votes  (  2012  ) " FLOAT, "House of Rep. seats" FLOAT, "Senate seats" FLOAT, "European Parliament seats" FLOAT)

How many categories of Senate Seats does Emile Roemer have?
SELECT COUNT("Senate seats") FROM table_1342 WHERE "Political Leader" = 'Emile Roemer'
SELECT COUNT("Senate seats") FROM "table_1342" WHERE "Political Leader" = 'Emile Roemer'