CREATE TABLE table_20280 ("Name" TEXT, "Overs Bowled" TEXT, "Maidens" FLOAT, "Runs Conceded" FLOAT, "Wickets" FLOAT, "Extras" FLOAT, "E.R." TEXT)

How many runs conceded for chaminda vaas?
SELECT "Runs Conceded" FROM table_20280 WHERE "Name" = 'Chaminda Vaas'
SELECT "Runs Conceded" FROM "table_20280" WHERE "Name" = 'Chaminda Vaas'