Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	21	39
2015	Feb	19	31
2015	Mar	27	43
2015	Apr	13	20
2015	May	18	20
2015	Jun	11	13
2015	Jul	19	25
2015	Aug	13	25
2015	Sep	17	32
2015	Oct	26	41
2015	Nov	24	31
2015	Dec	19	34
2015	all	192	354