Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	24	43
2015	Feb	17	26
2015	Mar	71	118
2015	Apr	15	27
2015	May	19	24
2015	Jun	15	20
2015	Jul	18	23
2015	Aug	16	31
2015	Sep	19	36
2015	Oct	17	28
2015	Nov	27	32
2015	Dec	22	33
2015	all	249	441