CREATE TABLE table_21436373_5 (date_year VARCHAR2, type_of_record VARCHAR2)

For what year is the type of record 'total attendance-regular season?
SELECT date_year FROM table_21436373_5 WHERE type_of_record = "Total attendance-Regular season"
SELECT "date_year" FROM "table_21436373_5" WHERE "Total attendance-Regular season" = "type_of_record"