Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	18	23
2015	Feb	12	16
2015	Mar	26	41
2015	Apr	8	12
2015	May	1	1
2015	Jun	1	1
2015	Jul	2	3
2015	Aug	0	0
2015	Sep	1	1
2015	Oct	5	9
2015	Nov	0	0
2015	Dec	2	3
2015	all	71	110