Year Month Nb_of_distinct_IPs Nb_of_downloads 2009 Jan 20 31 2009 Feb 20 37 2009 Mar 44 66 2009 Apr 34 65 2009 May 33 52 2009 Jun 25 35 2009 Jul 38 54 2009 Aug 26 41 2009 Sep 27 33 2009 Oct 40 50 2009 Nov 35 55 2009 Dec 33 53 2009 all 318 572