Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	11	22
2015	Feb	17	20
2015	Mar	25	41
2015	Apr	15	23
2015	May	14	15
2015	Jun	10	16
2015	Jul	21	23
2015	Aug	13	21
2015	Sep	20	37
2015	Oct	18	36
2015	Nov	17	22
2015	Dec	17	37
2015	all	160	313