Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	21	32
2015	Feb	27	40
2015	Mar	36	51
2015	Apr	20	27
2015	May	16	19
2015	Jun	15	18
2015	Jul	18	23
2015	Aug	19	33
2015	Sep	14	25
2015	Oct	28	54
2015	Nov	26	33
2015	Dec	26	57
2015	all	224	412