Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	20	40
2015	Feb	26	33
2015	Mar	30	38
2015	Apr	16	27
2015	May	12	16
2015	Jun	15	17
2015	Jul	25	33
2015	Aug	14	22
2015	Sep	17	34
2015	Oct	24	53
2015	Nov	32	53
2015	Dec	33	96
2015	all	214	462