Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	3	5
2015	Feb	0	0
2015	Mar	4	5
2015	Apr	6	12
2015	May	20	21
2015	Jun	21	30
2015	Jul	23	31
2015	Aug	25	41
2015	Sep	19	37
2015	Oct	23	33
2015	Nov	39	50
2015	Dec	24	32
2015	all	186	297