Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	25	41
2009	Feb	27	38
2009	Mar	52	68
2009	Apr	42	67
2009	May	28	48
2009	Jun	27	33
2009	Jul	32	43
2009	Aug	24	30
2009	Sep	27	28
2009	Oct	39	46
2009	Nov	43	69
2009	Dec	36	52
2009	all	345	563