CREATE TABLE table_12227 ("Player" TEXT, "Country" TEXT, "Year ( s )  won" TEXT, "Total" FLOAT, "To par" FLOAT, "Finish" TEXT)

What's the average to par for lee trevino?
SELECT AVG("To par") FROM table_12227 WHERE "Player" = 'lee trevino'
SELECT AVG("To par") FROM "table_12227" WHERE "Player" = 'lee trevino'