Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	0	0
2015	Feb	0	0
2015	Mar	0	0
2015	Apr	2	2
2015	May	0	0
2015	Jun	0	0
2015	Jul	0	0
2015	Aug	1	3
2015	Sep	2	3
2015	Oct	7	24
2015	Nov	3	7
2015	Dec	6	19
2015	all	18	58