Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	21	36
2015	Feb	21	30
2015	Mar	34	46
2015	Apr	16	27
2015	May	16	25
2015	Jun	13	16
2015	Jul	21	27
2015	Aug	14	26
2015	Sep	14	25
2015	Oct	18	37
2015	Nov	39	53
2015	Dec	38	94
2015	all	209	442