Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	24	42
2015	Feb	21	29
2015	Mar	22	38
2015	Apr	14	21
2015	May	15	23
2015	Jun	12	14
2015	Jul	19	24
2015	Aug	15	27
2015	Sep	10	19
2015	Oct	16	29
2015	Nov	22	29
2015	Dec	22	64
2015	all	178	359