CREATE TABLE table_32567 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

When richmond played away, what was the largest number of people who watched?
SELECT MAX("Crowd") FROM table_32567 WHERE "Away team" = 'richmond'
SELECT MAX("Crowd") FROM "table_32567" WHERE "Away team" = 'richmond'