Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	28	46
2015	Feb	21	30
2015	Mar	23	44
2015	Apr	15	22
2015	May	16	21
2015	Jun	14	16
2015	Jul	19	25
2015	Aug	12	21
2015	Sep	12	21
2015	Oct	18	34
2015	Nov	26	40
2015	Dec	37	91
2015	all	197	411