Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	21	34
2015	Feb	19	21
2015	Mar	23	42
2015	Apr	14	25
2015	May	15	17
2015	Jun	10	14
2015	Jul	17	20
2015	Aug	13	20
2015	Sep	20	45
2015	Oct	23	41
2015	Nov	26	30
2015	Dec	22	53
2015	all	180	362