Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	28	44
2015	Feb	28	37
2015	Mar	65	115
2015	Apr	20	36
2015	May	25	30
2015	Jun	14	18
2015	Jul	21	25
2015	Aug	20	34
2015	Sep	18	36
2015	Oct	17	31
2015	Nov	33	41
2015	Dec	26	46
2015	all	270	493