Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	4	6
2015	Feb	1	1
2015	Mar	3	7
2015	Apr	6	11
2015	May	9	13
2015	Jun	8	10
2015	Jul	12	22
2015	Aug	12	23
2015	Sep	9	10
2015	Oct	6	7
2015	Nov	7	8
2015	Dec	3	3
2015	all	76	121