What is the total enrollment of the aa IHSAA class?
CREATE TABLE table_name_61 (enrollment VARCHAR, ihsaa_class VARCHAR)
SELECT COUNT(enrollment) FROM table_name_61 WHERE ihsaa_class = "aa"
### Context: CREATE TABLE table_name_61 (enrollment VARCHAR, ihsaa_class VARCHAR) ### Question: What is the total enrollment of the aa IHSAA class? ### Answer: SELECT COUNT(enrollment) FROM table_name_61 WHERE ihsaa_class = "aa"