Year Month Nb_of_distinct_IPs Nb_of_downloads 2011 Jan 36 44 2011 Feb 37 51 2011 Mar 36 57 2011 Apr 33 38 2011 May 21 24 2011 Jun 40 48 2011 Jul 41 45 2011 Aug 33 39 2011 Sep 29 37 2011 Oct 32 49 2011 Nov 54 63 2011 Dec 38 50 2011 all 369 545