Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	3627	5377
2015	Feb	3602	5251
2015	Mar	5034	7174
2015	Apr	4694	6984
2015	May	4590	6655
2015	Jun	4021	6085
2015	Jul	4049	5962
2015	Aug	3304	4903
2015	Sep	3713	5546
2015	Oct	4717	7557
2015	Nov	4837	7492
2015	Dec	4117	6178
2015	all	38013	75164