CREATE TABLE table_372 ("Rank" FLOAT, "English title" CLOB, "Chinese title" CLOB, "Average" FLOAT, "Peak" FLOAT, "Premiere" FLOAT, "Finale" FLOAT, "HK viewers" CLOB)

What is the Chinese name that has a 31 average?
SELECT "Chinese title" FROM table_372 WHERE "Average" = '31'
SELECT "Chinese title" FROM "table_372" WHERE "Average" = '31'