CREATE TABLE table_name_76 (first_elected VARCHAR(255), district VARCHAR(255), result VARCHAR(255), party VARCHAR(255))
How much First elected has a Result of re-elected, and a Party of republican, and a District of illinois 4?
    
SQL: SELECT COUNT(first_elected) FROM table_name_76 WHERE result = "re-elected" AND party = "republican" AND district = "illinois 4"