CREATE TABLE table_51786 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What is the smallest crowd size for a game when the away team scored 17.16 (118)?
SELECT MIN("Crowd") FROM table_51786 WHERE "Away team score" = '17.16 (118)'
SELECT MIN("Crowd") FROM "table_51786" WHERE "Away team score" = '17.16 (118)'