Year Month Nb_of_distinct_IPs Nb_of_downloads 2009 Jan 20 33 2009 Feb 23 28 2009 Mar 44 58 2009 Apr 40 64 2009 May 26 44 2009 Jun 18 22 2009 Jul 29 37 2009 Aug 20 26 2009 Sep 33 36 2009 Oct 47 62 2009 Nov 60 90 2009 Dec 31 50 2009 all 323 550