Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	25	41
2015	Feb	27	37
2015	Mar	37	54
2015	Apr	19	31
2015	May	25	33
2015	Jun	17	20
2015	Jul	31	40
2015	Aug	16	26
2015	Sep	21	32
2015	Oct	30	59
2015	Nov	28	35
2015	Dec	32	93
2015	all	249	501