CREATE TABLE table_23676 ("County" CLOB, "Obama%" CLOB, "Obama#" FLOAT, "McCain%" CLOB, "McCain#" FLOAT, "Total" FLOAT)

How many different results were there for the number of votes fro Obama in the county where he got 27.8% of the votes?
SELECT COUNT("Obama#") FROM table_23676 WHERE "Obama%" = '27.8%'
SELECT COUNT("Obama#") FROM "table_23676" WHERE "Obama%" = '27.8%'