Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	26	43
2015	Feb	32	40
2015	Mar	31	47
2015	Apr	23	35
2015	May	23	29
2015	Jun	15	20
2015	Jul	33	45
2015	Aug	19	26
2015	Sep	24	45
2015	Oct	25	48
2015	Nov	31	42
2015	Dec	32	87
2015	all	247	507