How many races were in the Mallala Motor Sport Park circuit?
CREATE TABLE table_name_48 (race VARCHAR, circuit VARCHAR)
SELECT COUNT(race) FROM table_name_48 WHERE circuit = "mallala motor sport park"
### Context: CREATE TABLE table_name_48 (race VARCHAR, circuit VARCHAR) ### Question: How many races were in the Mallala Motor Sport Park circuit? ### Answer: SELECT COUNT(race) FROM table_name_48 WHERE circuit = "mallala motor sport park"