Table schema:
CREATE TABLE table_name_76 (byes INTEGER, wins VARCHAR, draws VARCHAR, mininera_dfl VARCHAR)

Question: WHAT ARE THE BYES WITH A DRAWS OF 1, SMW ROVERS, AND WINS LARGER THAN 6?
SQL: SELECT AVG(byes) FROM table_name_76 WHERE draws = 1 AND mininera_dfl = "smw rovers" AND wins > 6