Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	1	1
2015	Feb	0	0
2015	Mar	5	6
2015	Apr	2	2
2015	May	1	1
2015	Jun	0	0
2015	Jul	3	3
2015	Aug	1	1
2015	Sep	2	2
2015	Oct	4	4
2015	Nov	0	0
2015	Dec	1	1
2015	all	20	21