Qual número de pessoas 1991 tem uma percentagem de eslovenos 1991 de 14,4%?
CREATE TABLE table_name_67 (number_of_people_1991 INTEGER, percent_of_slovenes_1991 VARCHAR)
SELECT MAX(number_of_people_1991) FROM table_name_67 WHERE percent_of_slovenes_1991 = "14.4%"