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	6	8
2015	Jul	12	13
2015	Aug	8	12
2015	Sep	10	21
2015	Oct	5	7
2015	Nov	15	21
2015	Dec	15	25
2015	all	67	115