Year Month Nb_of_distinct_IPs Nb_of_downloads 2011 Jan 36 43 2011 Feb 34 42 2011 Mar 35 51 2011 Apr 37 42 2011 May 32 38 2011 Jun 33 38 2011 Jul 33 34 2011 Aug 39 49 2011 Sep 21 28 2011 Oct 34 53 2011 Nov 48 68 2011 Dec 34 52 2011 all 361 538