SCHEMA:
CREATE TABLE table_name_67 (number_of_people_1991 INTEGER, percent_of_slovenes_1991 VARCHAR)
USER:
Which Number of people 1991 has a Percent of Slovenes 1991 of 14.4%?

QUERY:
SELECT MAX(number_of_people_1991) FROM table_name_67 WHERE percent_of_slovenes_1991 = "14.4%"