Question: what is the latest series of wheeler dealers
Answer: ) 12 10 August 2004 ( 2004 - 08 - 10 ) 16 September 2004 ( 2004 - 09 - 16 ) 12 23 August 2005 ( 2005 - 08 - 23 ) 27 September 2005 ( 2005 - 09 - 27 ) 12 29 August 2006 ( 2006 - 08 - 29 ) 3 October 2006 ( 2006 - 10 - 03 ) 5 12 28 October 2008 ( 2008 - 10 - 28 ) 6 December 2008 ( 2008 - 12 - 06 ) 6 20 5 May 2009 ( 2009 - 05 - 05 ) 17 November 2009 ( 2009 - 11 - 17 ) 7 10 4 May 2010 ( 2010 - 05 - 04 ) 9 November 2010 ( 2010 - 11 - 09 ) 8 10 5 April 2011 ( 2011 - 04 - 05 ) 1 November 2011 ( 2011 - 11 - 01 ) 9 15 20 March 2012 ( 2012 - 03 - 20 ) 6 November 2012 ( 2012 - 11 - 06 ) 10 12 19 February 2013 ( 2013 - 02 - 19 ) 22 October 2013 ( 2013 - 10 - 22 ) 11 14 17 March 2014 ( 2014 - 03 - 17 ) 13 October 2014 ( 2014 - 10 - 13 ) 12 18 23 March 2015 ( 2015 - 03 - 23 ) 19 October 2015 ( 2015 - 10 - 19 ) 13 16 9 May 2016 ( 2016 - 05 - 09 ) 16 January 2017 ( 2017 - 01 - 16 ) 14 8 4 October 2017 ( 2017 - 10 - 04 ) 22 November 2017 ( 2017 - 11 - 22 ) 15 9 April 11 , 2018 ( 2018 - 04 - 11 ) June 6 , 2018 ( 2018 - 06 - 06 )