Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	23	38
2015	Feb	21	28
2015	Mar	75	130
2015	Apr	20	29
2015	May	22	25
2015	Jun	9	11
2015	Jul	24	27
2015	Aug	14	23
2015	Sep	15	28
2015	Oct	16	24
2015	Nov	22	29
2015	Dec	28	56
2015	all	251	448