Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	27	41
2015	Feb	18	23
2015	Mar	25	47
2015	Apr	13	20
2015	May	9	13
2015	Jun	13	17
2015	Jul	22	29
2015	Aug	16	27
2015	Sep	16	33
2015	Oct	23	39
2015	Nov	28	34
2015	Dec	22	63
2015	all	197	386