user: Question: Which Percent of Slovenes 1951 has a Number of people 1991 larger than 8, and a Village (German) of Plöschenberg?
Columns: ['Village (German)', 'Village (Slovenian)', 'Number of people 1991', 'Percent of Slovenes 1991', 'Percent of Slovenes 1951']
Types: ['text', 'text', 'real', 'text', 'text']
Sample row: ['Neusaß', 'Vesava', 48.0, '45.8%', '100%']
SQL:

assistant: SELECT "Percent of Slovenes 1951" FROM "Table" WHERE "Number of people 1991" > 8.0 AND "Village (German)" = 'Plöschenberg';