Year Month Nb_of_distinct_IPs Nb_of_downloads 2015 Jan 21 37 2015 Feb 22 28 2015 Mar 31 40 2015 Apr 15 20 2015 May 13 19 2015 Jun 15 18 2015 Jul 26 33 2015 Aug 12 21 2015 Sep 14 28 2015 Oct 26 48 2015 Nov 22 30 2015 Dec 34 101 2015 all 206 423