CREATE TABLE table_20683381_3 (for___percentage_ VARCHAR, against___percentage_ VARCHAR)

When 17,874 (33.2) is the percentage against what is the percentage for?
SELECT for___percentage_ FROM table_20683381_3 WHERE against___percentage_ = "17,874 (33.2)"
SELECT "for___percentage_" FROM "table_20683381_3" WHERE "17,874 (33.2)" = "against___percentage_"