Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	20	36
2015	Feb	25	30
2015	Mar	31	47
2015	Apr	15	20
2015	May	14	18
2015	Jun	14	16
2015	Jul	23	29
2015	Aug	15	26
2015	Sep	14	32
2015	Oct	14	22
2015	Nov	32	50
2015	Dec	36	75
2015	all	212	401