CREATE TABLE table_31567 ("Week" FLOAT, "Date" CLOB, "Opponent" CLOB, "Result" CLOB, "Attendance" CLOB)

When was there an attendance of 51,342?
SELECT "Date" FROM table_31567 WHERE "Attendance" = '51,342'
SELECT "Date" FROM "table_31567" WHERE "Attendance" = '51,342'