Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	0	0
2015	Feb	0	0
2015	Mar	2	2
2015	Apr	1	1
2015	May	5	5
2015	Jun	6	9
2015	Jul	13	15
2015	Aug	7	11
2015	Sep	9	19
2015	Oct	5	9
2015	Nov	14	17
2015	Dec	10	13
2015	all	60	101