Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	17	25
2015	Feb	15	17
2015	Mar	72	123
2015	Apr	9	14
2015	May	1	1
2015	Jun	1	1
2015	Jul	2	3
2015	Aug	0	0
2015	Sep	1	1
2015	Oct	1	1
2015	Nov	0	0
2015	Dec	2	4
2015	all	114	190