CREATE TABLE table_name_36 (division NUMBER, year VARCHAR2, reg_season VARCHAR2, playoffs VARCHAR2)

Which Division that has a Reg Season of 1st, western, and Playoffs of champions, and a Year smaller than 2013?
SELECT AVG(division) FROM table_name_36 WHERE reg_season = "1st, western" AND playoffs = "champions" AND year < 2013
SELECT AVG("division") FROM "table_name_36" WHERE "1st, western" = "reg_season" AND "champions" = "playoffs" AND "year" < 2013