Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	13	17
2015	Feb	18	23
2015	Mar	25	34
2015	Apr	6	10
2015	May	1	1
2015	Jun	1	1
2015	Jul	2	3
2015	Aug	0	0
2015	Sep	3	5
2015	Oct	5	9
2015	Nov	0	0
2015	Dec	1	2
2015	all	68	105