How many rounds have 6,150 as attendance?
CREATE TABLE table_21350934_2 (round VARCHAR, attendance VARCHAR)
SELECT round FROM table_21350934_2 WHERE attendance = "6,150"
### Context: CREATE TABLE table_21350934_2 (round VARCHAR, attendance VARCHAR) ### Question: How many rounds have 6,150 as attendance? ### Answer: SELECT round FROM table_21350934_2 WHERE attendance = "6,150"