Year Month Nb_of_distinct_IPs Nb_of_downloads 2011 Jan 326 450 2011 Feb 391 517 2011 Mar 432 536 2011 Apr 431 544 2011 May 407 561 2011 Jun 355 489 2011 Jul 391 492 2011 Aug 307 377 2011 Sep 411 528 2011 Oct 381 494 2011 Nov 573 784 2011 Dec 407 524 2011 all 3744 6296