CREATE TABLE table_74699 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What is the away team's score when the home team scores 16.8 (104)?
SELECT "Away team score" FROM table_74699 WHERE "Home team score" = '16.8 (104)'
SELECT "Away team score" FROM "table_74699" WHERE "Home team score" = '16.8 (104)'