Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	9	11
2015	Feb	3	3
2015	Mar	5	9
2015	Apr	7	11
2015	May	6	9
2015	Jun	4	4
2015	Jul	4	5
2015	Aug	3	8
2015	Sep	6	12
2015	Oct	11	33
2015	Nov	4	10
2015	Dec	7	22
2015	all	64	137