CREATE TABLE table_203_603 (id DECIMAL, "service" TEXT, "service id" TEXT, "bit rate" TEXT, "audio channels" TEXT, "description" TEXT, "analogue availability" TEXT)

how many different analouges does capital yorkshire have avaiable
SELECT "analogue availability" FROM table_203_603 WHERE "service" = 'capital yorkshire'
SELECT "analogue availability" FROM "table_203_603" WHERE "service" = 'capital yorkshire'