Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	15	20
2015	Feb	16	20
2015	Mar	68	117
2015	Apr	8	16
2015	May	1	1
2015	Jun	1	1
2015	Jul	2	3
2015	Aug	0	0
2015	Sep	5	9
2015	Oct	4	7
2015	Nov	0	0
2015	Dec	1	2
2015	all	114	196