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

what is the number of services broadcast with a mono lsf audio channel ?
SELECT COUNT("service") FROM table_203_603 WHERE "audio channels" = 'mono lsf'
SELECT COUNT("service") FROM "table_203_603" WHERE "audio channels" = 'mono lsf'