Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	27	36
2015	Feb	34	45
2015	Mar	47	70
2015	Apr	22	30
2015	May	15	20
2015	Jun	28	44
2015	Jul	28	37
2015	Aug	27	41
2015	Sep	22	36
2015	Oct	30	43
2015	Nov	35	51
2015	Dec	39	82
2015	all	278	535