CREATE TABLE table_79977 ("Country" TEXT, "Name" TEXT, "Host" TEXT, "Channel" TEXT, "Prize" TEXT, "First year aired" TEXT)

What was the first year that had a prize of 50,000?
SELECT "First year aired" FROM table_79977 WHERE "Prize" = '50,000'
SELECT "First year aired" FROM "table_79977" WHERE "Prize" = '50,000'