Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	14	25
2015	Feb	25	35
2015	Mar	70	120
2015	Apr	15	27
2015	May	15	20
2015	Jun	14	17
2015	Jul	30	57
2015	Aug	15	27
2015	Sep	17	35
2015	Oct	8	18
2015	Nov	23	38
2015	Dec	23	43
2015	all	238	462