CREATE TABLE table_203_426 (id DECIMAL, "year" DECIMAL, "title" TEXT, "peak chart positions\ aus" DECIMAL, "peak chart positions\ nz" DECIMAL, "peak chart positions\ uk" DECIMAL, "album" TEXT)

how many songs were a single only release ?
SELECT COUNT("title") FROM table_203_426 WHERE "album" = 'single-only release'
SELECT COUNT("title") FROM "table_203_426" WHERE "album" = 'single-only release'