Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	22	40
2015	Feb	21	29
2015	Mar	67	125
2015	Apr	17	20
2015	May	17	25
2015	Jun	15	18
2015	Jul	24	30
2015	Aug	13	28
2015	Sep	15	29
2015	Oct	23	42
2015	Nov	29	39
2015	Dec	29	87
2015	all	255	512