Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	0	0
2015	Feb	0	0
2015	Mar	0	0
2015	Apr	38	70
2015	May	46	48
2015	Jun	66	90
2015	Jul	56	60
2015	Aug	62	82
2015	Sep	38	49
2015	Oct	60	88
2015	Nov	49	62
2015	Dec	57	73
2015	all	368	622