CREATE TABLE table_32912 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

When Fitzroy are the away team, what is the average crowd size?
SELECT AVG("Crowd") FROM table_32912 WHERE "Away team" = 'fitzroy'
SELECT AVG("Crowd") FROM "table_32912" WHERE "Away team" = 'fitzroy'