Year Month Nb_of_distinct_IPs Nb_of_downloads 2011 Jan 47 73 2011 Feb 37 52 2011 Mar 45 65 2011 Apr 55 70 2011 May 42 50 2011 Jun 49 57 2011 Jul 59 64 2011 Aug 57 66 2011 Sep 50 63 2011 Oct 49 71 2011 Nov 54 71 2011 Dec 45 58 2011 all 534 760