Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	22	36
2015	Feb	26	37
2015	Mar	75	121
2015	Apr	15	22
2015	May	17	22
2015	Jun	9	12
2015	Jul	21	28
2015	Aug	15	25
2015	Sep	12	19
2015	Oct	18	27
2015	Nov	26	32
2015	Dec	21	40
2015	all	240	421