Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	44	61
2009	Feb	53	64
2009	Mar	71	98
2009	Apr	75	113
2009	May	54	79
2009	Jun	41	53
2009	Jul	70	93
2009	Aug	33	41
2009	Sep	43	51
2009	Oct	69	93
2009	Nov	87	123
2009	Dec	48	72
2009	all	572	941