CREATE TABLE table_name_4 (year INTEGER, points VARCHAR(255), team VARCHAR(255), engine VARCHAR(255))
What is the total year with a Team of scuderia ferrari, an Engine of ferrari 106 2.5 l4, and more than 12 points?
    
SQL: SELECT SUM(year) FROM table_name_4 WHERE team = "scuderia ferrari" AND engine = "ferrari 106 2.5 l4" AND points > 12