Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	21	37
2015	Feb	22	32
2015	Mar	25	35
2015	Apr	16	28
2015	May	14	19
2015	Jun	14	17
2015	Jul	25	31
2015	Aug	16	25
2015	Sep	16	29
2015	Oct	28	53
2015	Nov	27	40
2015	Dec	31	87
2015	all	203	433