Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	0	0
2015	Feb	0	0
2015	Mar	2	3
2015	Apr	1	1
2015	May	4	4
2015	Jun	9	11
2015	Jul	11	12
2015	Aug	11	16
2015	Sep	9	20
2015	Oct	5	7
2015	Nov	13	16
2015	Dec	13	23
2015	all	68	113