Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	18	22
2015	Feb	15	21
2015	Mar	19	26
2015	Apr	12	15
2015	May	23	39
2015	Jun	13	15
2015	Jul	25	41
2015	Aug	15	19
2015	Sep	14	15
2015	Oct	24	68
2015	Nov	29	56
2015	Dec	16	27
2015	all	215	364