Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	29	46
2015	Feb	21	31
2015	Mar	32	42
2015	Apr	16	24
2015	May	17	24
2015	Jun	10	15
2015	Jul	22	27
2015	Aug	16	29
2015	Sep	18	34
2015	Oct	24	48
2015	Nov	25	31
2015	Dec	21	65
2015	all	208	416