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	4	4
2015	Jun	7	9
2015	Jul	11	13
2015	Aug	8	12
2015	Sep	7	19
2015	Oct	9	13
2015	Nov	16	20
2015	Dec	16	28
2015	all	68	121