Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	25	41
2015	Feb	23	32
2015	Mar	77	120
2015	Apr	16	31
2015	May	22	26
2015	Jun	15	20
2015	Jul	25	32
2015	Aug	17	30
2015	Sep	18	35
2015	Oct	18	28
2015	Nov	32	42
2015	Dec	31	61
2015	all	283	498