Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	27	41
2015	Feb	30	40
2015	Mar	74	131
2015	Apr	19	29
2015	May	16	20
2015	Jun	20	24
2015	Jul	20	26
2015	Aug	15	25
2015	Sep	14	30
2015	Oct	32	46
2015	Nov	32	48
2015	Dec	20	49
2015	all	278	509