Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	13141	21529
2015	Feb	11957	19320
2015	Mar	14110	23709
2015	Apr	14377	24738
2015	May	13994	23196
2015	Jun	15877	30313
2015	Jul	15193	27220
2015	Aug	14586	26725
2015	Sep	15000	27766
2015	Oct	19173	38082
2015	Nov	18727	44908
2015	Dec	17429	34539
2015	all	132213	342045