Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	20	30
2015	Feb	31	45
2015	Mar	33	47
2015	Apr	17	30
2015	May	14	15
2015	Jun	12	14
2015	Jul	23	28
2015	Aug	18	32
2015	Sep	21	44
2015	Oct	26	44
2015	Nov	28	40
2015	Dec	32	72
2015	all	233	441