Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	44	63
2013	Feb	25	49
2013	Mar	48	68
2013	Apr	44	60
2013	May	33	38
2013	Jun	27	38
2013	Jul	35	49
2013	Aug	60	73
2013	Sep	45	60
2013	Oct	39	57
2013	Nov	61	74
2013	Dec	79	92
2013	all	430	721