Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	0	0
2015	Feb	0	0
2015	Mar	2	2
2015	Apr	2	2
2015	May	5	5
2015	Jun	7	11
2015	Jul	13	14
2015	Aug	9	13
2015	Sep	10	19
2015	Oct	4	6
2015	Nov	14	17
2015	Dec	14	24
2015	all	68	113