Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	5378	40269
2015	Feb	4670	8629
2015	Mar	6406	13615
2015	Apr	7913	16908
2015	May	6968	13673
2015	Jun	5874	12003
2015	Jul	5544	10923
2015	Aug	5850	11730
2015	Sep	6922	14492
2015	Oct	7424	15358
2015	Nov	8051	17655
2015	Dec	6940	13922
2015	all	51949	189177