article_snippet.sent: About 8.1million people on average have watched each episode, helping the flagship BBC channel attract more than a quarter of television viewers in evenings, when the battle for attention is most competitive.
article_snippet.sent: The current show, with the sixth episode of eight this weekend, has not reached the popularity of the 1970s adaptation, which brought in 15million viewers.
highlights_snippet.sent: About 8.1million people on average tuned in to watch each episode .
  