Updates every 2nd week of everymonth.
July 2012: http://www.beatport.com/chart/top-10-july-2012/95737
June 2012: http://www.beatport.com/chart/top-10-june-2012/86532
May 2012: http://www.beatport.com/chart/top-10-may-2012/73842
April 2012: http://www.beatport.com/chart/top-10-april-2012/59557
