Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	0	0
2015	Feb	0	0
2015	Mar	2	2
2015	Apr	1	1
2015	May	5	5
2015	Jun	7	9
2015	Jul	11	12
2015	Aug	9	14
2015	Sep	8	17
2015	Oct	6	9
2015	Nov	17	23
2015	Dec	15	23
2015	all	69	115