CREATE TABLE table_17553 ("Season" FLOAT, "Mens singles" CLOB, "Womens singles" CLOB, "Mens doubles" CLOB, "Womens doubles" CLOB, "Mixed doubles" CLOB)

How many women doubles teams competed in the same year as when Jamie van Hooijdonk competed in men singles?
SELECT COUNT("Womens doubles") FROM table_17553 WHERE "Mens singles" = 'Jamie van Hooijdonk'
SELECT COUNT("Womens doubles") FROM "table_17553" WHERE "Mens singles" = 'Jamie van Hooijdonk'