Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	28	58
2015	Feb	32	48
2015	Mar	29	39
2015	Apr	21	34
2015	May	17	20
2015	Jun	16	19
2015	Jul	23	28
2015	Aug	21	35
2015	Sep	13	25
2015	Oct	25	35
2015	Nov	33	49
2015	Dec	34	77
2015	all	251	467