CREATE TABLE table_21477 ("Downstream" CLOB, "Upstream" CLOB, "Bandwidth" CLOB, "Price TL" CLOB, "Every 1 GB" CLOB, "MAX" CLOB)

How many upstream speeds are there for downstream of 20 mbit/s and bandwidth of 40 gb?
SELECT COUNT("Upstream") FROM table_21477 WHERE "Downstream" = '20 Mbit/s' AND "Bandwidth" = '40 GB'
SELECT COUNT("Upstream") FROM "table_21477" WHERE "Bandwidth" = '40 GB' AND "Downstream" = '20 Mbit/s'