CREATE TABLE table_9623 ("School Name" TEXT, "Start" TEXT, "School District" TEXT, "Year Open" FLOAT, "2012 Enrolment" FLOAT)

WHAT IS THE ENROLLMENT FOR cole saint-ther se AFTER 1954?
SELECT MIN("2012 Enrolment") FROM table_9623 WHERE "School Name" = 'école saint-therèse' AND "Year Open" > '1954'
SELECT MIN("2012 Enrolment") FROM "table_9623" WHERE "School Name" = 'école saint-therèse' AND "Year Open" > '1954'