Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_5 ( school_name VARCHAR, year_open VARCHAR )

### Question ###
WHAT IS THE HIGHEST 2012 ENROLLMENT FOR cole mathieu-martin, AFTER 1972?

### Accurate SQL ###

SELECT MAX(2012 AS _enrolment) FROM table_name_5 WHERE school_name = "école mathieu-martin" AND year_open > 1972