Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	372	527
2013	Feb	338	478
2013	Mar	402	658
2013	Apr	469	745
2013	May	466	719
2013	Jun	626	988
2013	Jul	449	641
2013	Aug	357	537
2013	Sep	416	566
2013	Oct	472	714
2013	Nov	446	605
2013	Dec	379	600
2013	all	3906	7778