Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	25	45
2015	Feb	24	31
2015	Mar	25	45
2015	Apr	19	26
2015	May	15	23
2015	Jun	13	16
2015	Jul	23	28
2015	Aug	13	24
2015	Sep	13	23
2015	Oct	20	39
2015	Nov	33	48
2015	Dec	35	93
2015	all	208	441