Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	11	23
2015	Feb	11	14
2015	Mar	63	113
2015	Apr	6	12
2015	May	8	8
2015	Jun	7	10
2015	Jul	13	15
2015	Aug	7	12
2015	Sep	9	15
2015	Oct	14	20
2015	Nov	16	21
2015	Dec	9	12
2015	all	154	275