Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	362	530
2013	Feb	260	346
2013	Mar	372	559
2013	Apr	437	644
2013	May	463	715
2013	Jun	372	502
2013	Jul	302	408
2013	Aug	335	532
2013	Sep	314	420
2013	Oct	491	947
2013	Nov	386	655
2013	Dec	437	641
2013	all	3631	6899