Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	21	31
2015	Feb	24	34
2015	Mar	68	134
2015	Apr	15	25
2015	May	21	25
2015	Jun	25	35
2015	Jul	26	32
2015	Aug	18	27
2015	Sep	12	23
2015	Oct	19	26
2015	Nov	25	33
2015	Dec	23	32
2015	all	251	457