generate questions: In February 2016, it was confirmed by BBC Worldwide that Keeping Up Appearances is the corporation's most exported television programme, being sold nearly 1000 times to overseas broadcasters.
As of early 2016, what BBC show has been sold outside of the country the most times? {sep_token} How many sales of Keeping Up Appearances have been made to non-British buyers? {sep_token} Who announced the status of Keeping Up Appearances as the most exported BBC show?