Year Month Nb_of_distinct_IPs Nb_of_downloads 2009 Jan 43 66 2009 Feb 35 40 2009 Mar 60 84 2009 Apr 61 91 2009 May 42 60 2009 Jun 38 49 2009 Jul 36 43 2009 Aug 32 37 2009 Sep 45 51 2009 Oct 53 65 2009 Nov 62 92 2009 Dec 39 56 2009 all 456 734