Table schema:
CREATE TABLE table_name_52 (pommel_horse VARCHAR, vault VARCHAR, total VARCHAR, team VARCHAR)

Question: How many pommel horses have a Total smaller than 230.019, a Team of china (chn), and a Vault smaller than 38.437?
SQL: SELECT COUNT(pommel_horse) FROM table_name_52 WHERE total < 230.019 AND team = "china (chn)" AND vault < 38.437