CREATE TABLE table_55310 ("Village  ( German ) " TEXT, "Village  ( Slovenian ) " TEXT, "Number of peoople 1991" FLOAT, "Percent of Slovenes 1991" TEXT, "Percent of Slovenes 1951" TEXT)

What percentage of Slovenes lived in the village of Roach in 1951?
SELECT "Percent of Slovenes 1951" FROM table_55310 WHERE "Village (German)" = 'roach'
SELECT "Percent of Slovenes 1951" FROM "table_55310" WHERE "Village (German)" = 'roach'