In what year did the school with enrollment of 650 leave?
CREATE TABLE table_1973816_2 (left VARCHAR, enrollment VARCHAR)
SELECT left FROM table_1973816_2 WHERE enrollment = 650
### Context: CREATE TABLE table_1973816_2 (left VARCHAR, enrollment VARCHAR) ### Question: In what year did the school with enrollment of 650 leave? ### Answer: SELECT left FROM table_1973816_2 WHERE enrollment = 650