Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	35	54
2015	Feb	48	61
2015	Mar	38	54
2015	Apr	38	61
2015	May	30	33
2015	Jun	27	31
2015	Jul	37	45
2015	Aug	29	41
2015	Sep	25	41
2015	Oct	39	64
2015	Nov	42	55
2015	Dec	36	98
2015	all	354	638