Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	39	65
2009	Feb	33	41
2009	Mar	67	97
2009	Apr	64	112
2009	May	57	79
2009	Jun	62	97
2009	Jul	73	100
2009	Aug	37	52
2009	Sep	51	64
2009	Oct	52	76
2009	Nov	66	98
2009	Dec	46	72
2009	all	524	953