CREATE TABLE table_19478 ("Date Released" TEXT, "Polling institute" TEXT, "Socialist" TEXT, "Social Democratic" TEXT, "Peoples Party" TEXT, "Green-Communist" TEXT, "Left Bloc" TEXT, "Lead" TEXT)

If Socialist is at 46.1%, what are all percentages for social democratic?
SELECT "Social Democratic" FROM table_19478 WHERE "Socialist" = '46.1%'
SELECT "Social Democratic" FROM "table_19478" WHERE "Socialist" = '46.1%'