sentences:  This means that the episodes were seen by 1.8 percent of all viewers in the United States watching television at the time of the episode's airing that were older than 2 years old.The season hit a low with the fourteenth episode, "Traveler", which was watched by only 3.44 million viewers.The season finale, "Arctic", was viewed by 3.85, marking a decrease from both the season premiere, and the sixth-season finale.