Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	7155	10817
2015	Feb	7041	10828
2015	Mar	8414	13208
2015	Apr	9092	14466
2015	May	9088	13953
2015	Jun	8493	13610
2015	Jul	8326	13638
2015	Aug	7766	12280
2015	Sep	8401	13617
2015	Oct	9744	16870
2015	Nov	10877	18919
2015	Dec	9457	15270
2015	all	78282	167476