CREATE TABLE table_204_913 (id NUMBER, "#" NUMBER, "date" CLOB, "venue" CLOB, "opponent" CLOB, "score" CLOB, "result" CLOB, "competition" CLOB)

what is the number of games played against vietnam ?
SELECT COUNT(*) FROM table_204_913 WHERE "opponent" = 'vietnam'
SELECT COUNT(*) FROM "table_204_913" WHERE "opponent" = 'vietnam'