Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	29	60
2015	Feb	25	44
2015	Mar	27	39
2015	Apr	15	24
2015	May	19	31
2015	Jun	12	16
2015	Jul	24	30
2015	Aug	18	29
2015	Sep	14	26
2015	Oct	26	44
2015	Nov	31	50
2015	Dec	33	97
2015	all	225	490