Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	28	37
2015	Feb	26	40
2015	Mar	36	49
2015	Apr	18	29
2015	May	18	20
2015	Jun	6	8
2015	Jul	18	22
2015	Aug	16	28
2015	Sep	15	28
2015	Oct	31	56
2015	Nov	26	35
2015	Dec	24	58
2015	all	218	410