Complex sentence: The show debuted on 6 June 2006 to low ratings (approximately 200,000 viewers, Nash), however by the end of 2007 the figures had cimbed to approximately 490,000 viewers Nash (not including Tas and Reeg).
Split into simpler sentences: The show debuted on 6 June 2006 to low ratings (approximately 200,000 viewers, Nash). However, by the end of 2007 the figures had climbed to approximately 490,000 viewers Nash (not including Tas and Reeg).